Sunday

May 29, 2016
Number of results: 10,771

**geometry**

The medial triangle of a triangle ABC is the triangle whose vertices are located at the midpoints of the sides AB, AC, and BC of triangle ABC. From an arbitrary point O that is not a vertex of triangle ABC, you may take it as a given fact that the location of the centroid of ...
*April 30, 2013 by denise*

**geometry**

Triangles Rst and wxy are similar . the side lengths of rst are 10 inches. 14 inches and 20 inches and the length of an altitude is 6.5 inches. The shortest side of wxy. Find the lengths of the other two sides of wxy. Find the length of the corresponding altitude of wxy.
*January 12, 2012 by Lindsay*

**geometry**

During the half-time show of a football game, a trumpet player and a tuba player start at the same position on the field. The trumpet player then marches 74.8 ft directly toward the goal line, and the tuba player marches directly toward the sideline. At the end of their march...
*March 25, 2012 by monique*

**geometry**

"Triangle DEF is similar to triangle ABC, and the length of side DE is 6 cm. The length of side AB is 2 cm. If the area of triangle ABC is 5 square cm, what is the area of triangle DEF?
*July 6, 2011 by Anonymous*

**geometry**

prove: the segment joining the midpoints of the two sides of a triangle is parallel to the third side. the coordinates are A(0,0)B(a,0)on the the x axis, and C(c,d), M is midpoint and the coordinates of M is (c/2,d/2) and N is also a midpoint whose coordinates are (a+c/2, d/2...
*July 28, 2011 by sumer*

**Geometry**

Use the Law of Detachment to draw a logical conclusion from the two given statements. If not possible, choose not possible. If you drive safely, then you can avoid accidents. Teddy drives safely. Teddy avoids accidents. If Teddy avoids accidents, he must drive safely. (my ans...
*October 14, 2014 by Sandra*

**geometry**

suppose the diameter of a circle is 20in. long and a chord is 16in. long. What is the distance from the center of the circle to the chord Draw a radius from the center to the end of the chord. THe draw a radius from the center perpendicular to the chord. You have a right ...
*July 8, 2007 by aj*

**Geometry**

To build a fence, Jim positioned the fence posts and then placed a 2 x 4 board at an angle between the fence posts. As he placed each picket, he measured the angle that the picket made with the 2 x 4. Why does this ensure that the picket will be parallel? - This ensure that ...
*November 15, 2010 by Shadow*

**physics**

Steel expands 11 parts in a million for each 1 degree C change. Consider a 40,000 km steel pipe that forms a ring to fit snugly all around the circumference of the Earth. Suppose people along its length breathe on it so as to raise its temperature 0.80 degree C. The pipe gets ...
*March 31, 2012 by C*

**physics**

Steel expands 11 parts in a million for each 1 degree C change. Consider a 40,000 km steel pipe that forms a ring to fit snugly all around the circumference of the Earth. Suppose people along its length breathe on it so as to raise its temperature 0.80 degree C. The pipe gets ...
*April 1, 2012 by christy*

**physics**

Steel expands 11 parts in a million for each 1 degree C change. Consider a 40,000 km steel pipe that forms a ring to fit snugly all around the circumference of the Earth. Suppose people along its length breathe on it so as to raise its temperature 0.80 degree C. The pipe gets...
*April 3, 2012 by christy*

**Geometry**

Part 1. The area of a circular pool is approximately 7,850 square feet. The owner wants to replace the tiling at the edge of the pool. The edging is 6 inches wide, so he plans to use 6-inch square tiles to form a continuous inner edge. How many tiles will he need to purchase...
*April 10, 2011 by Adrian*

**algebra/geometry**

The Binary Ice Cream Shoppe sells two flavors, vanilla and chocolate. On Friday, the ratio of vanilla cones sold to chocolate sold was 2:3. if the store had sold 4 more vanilla cones, the ratio of the vanilla cones sold to chocolate cones sold would have been 3:4 how many ...
*April 15, 2008 by abby*

**Geometry **

3. A box company produces two sizes of pizza boxes. The smaller box has a surface area of 260 square inches. The larger box has a length, width, and height that are twice those of the smaller box. What is the surface area of the larger box? A. 520 square inches B. 1,040 square...
*May 25, 2011 by Mary *

**geometry**

Which of these tables correctly matches the list of tools with the task that can be performed with the tools? Answer A.pencil, string, ruler = duplicate a rectangle B.pencil, compass, straightedge = duplicate a triangle C.pencil, straightedge, ruler = make an exact replica of ...
*September 20, 2011 by Anonymous*

**Geometry**

Can someone show me how to solve this? Someone tried to explain it to me-I didn't get it.A line contains the points (3, -4) and (5, 2). Another line graphed in the same coordinate plane contains the points (0, 5) and (-2, -1). Based on the slopes of these lines are they ...
*July 24, 2007 by Jim*

**geometry**

a cone with slant height 22 cm and radius 7 cm (1 point) about 484 cm2 about 507 cm2 about 637 cm2 about 1,123 cm2 a sphere with radius 12 cm (1 point) about 904 cm2 about 576 cm2 about 452 cm2 about 1,809 cm2 a square pyramid with base edge 80 m and slant height 100 m (1 ...
*March 20, 2012 by Anonymous*

**geometry**

I need to figure out this proof, the figure is two triangles forming a rhombus. Given: segment BD is the angle bisector of triangle ABC and triangle ADC Prove: Triangle ABD is congruent to Triangle CBD So far I have segment BD is the angle bisector of triangle ABC and triangle...
*December 15, 2013 by cassidy*

**geometry**

Paula casts a shadow 2 meters long at the same time a tree casts a shadow 28 meters long. The tree is 17.5 meters tall. How tall is Paula?
*May 9, 2012 by suemmy*

**Geometry**

A plant is picked at random. There is a 30% chance the plant was purchased this year. There is a 6% chance that the plant was purchased this year and will produce berries. What is the probability that the plant was purchased and will not produce berries?
*August 27, 2015 by Margie*

**geometry**

Two lines intersect to form two pairs of vertical angles.Angle 1 with measure (20x + 7) degrees and angle 3 with measure (5x + 7y + 49) degrees are vertical angles. Angle 2 with measure (3x - 2y + 30) degrees and angle 4 are vertical angles.Find the values x and y and the ...
*April 15, 2012 by Tyler*

**Geometry**

Mike and Lani stand 21.2 meters apart. From Mike’s position, the angle of elevation to the top of the Eiffel Tower is 40°. From Lani’s position, the angle of elevation to the top of the Eiffel Tower is 38.5°. How many meters high is the Eiffel Tower? Round to the nearest meter.
*February 23, 2013 by Charlie*

**geometry**

you just got a n ew dirt bike with really advanced four stroke engine that burns fuel efficiently and you wonder what kind of gas mileage you are getting. like most dirt bikes your new machine has no odometer to record the miles traveled.The rear tire's outside diameter is ...
*March 15, 2009 by roy*

**Geometry/math**

The table at right shows measurements made on a circle with a one-meter radius. Each entry in the s-column is an arc length,and the adjacent entry in the c-column is the corresponding chord length, both in meters. Explain why c < s, and determine the range of values for c ...
*April 17, 2010 by Sarah*

**PLEASE HELP TANGENTS AND CIRCLES PROBLEM GEOMETRY**

PLEASE HELP I REALLY NEED HELP. Each of the three circles in the figure below is externally tangent to the other two, and each side of the triangle is tangent to two of the circles. If each circle has radius three, then find the perimeter of the triangle. The figure is ...
*February 2, 2013 by Knights*

**geometry help!! answer all questions!! please**

1) Write the translation that maps P(-4, 2) onto the point P ' (-1, -1)? 2) What are the coordinates of the reflection of the point (5,1) over the line y = x? 3) The coordinate notation for reflection over the y-axis is -?-. 4) If a translation has a coordinate notation of (x...
*July 31, 2014 by Lulu*

**geometry**

Expected value If on a $1 bet, Paul Goldstein's expected value is 0.30,what is Paul's expected value on a $5 bet?
*June 4, 2012 by angela*

**geometry**

Lara wrote the statements shown in the chart. Statement One: If two lines intersect, then they intersect at exactly one point Statement Two: In a right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the length of the legs. Which ...
*September 25, 2011 by Sam*

**accounting, departmental accounts**

P/S: Pls help me to solve this problem. i really dont get it and i have to present the answer in front of the classroom by next week. from the following list of balances you are required to prepare a departmental trading and profit and loss account in columnar form for the ...
*October 31, 2008 by miya*

**geometry (please help)**

Is there a way to post a pic to help explain this? (I will try and explain the triangular prism. it has a 90 angle. the long end of the triangle is 13.5 in. One side is 10 in and the other side of the triangle is 9 in. the side coming down from the triangle making the prisms ...
*May 8, 2016 by sara*

**math/everything**

do you know any website that can help me with all this 1.Language Arts, Writing, in two parts. •Part 1: Organization, Sentence Structure, Usage, and Mechanics •Part 2: Essay 2.Language Arts, Reading •Poetry •Drama and •Fiction •Non-fiction •Workplace documents 3.Social Studies...
*July 22, 2010 by monica*

**math --- check my work!**

1.Find the surface area for a sphere with a radius of 10 feet. Round to nearest whole number. 1,256 ft2*** 4,189 ft2 1,089 ft2 1,568 ft2 2.Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole number. 1,257 ft3 4,187 ft3*** 1,089 ft3 1,568 ft3 3.Find...
*March 19, 2014 by TTR+S<3*

**Geometry Honors**

Boat 1 and boat 2, traveling at constant speeds but not necessarily the same speed, depart at the same time from docks A and C, respectively, on the banks of a man-made circular lake. If they go straight to docks D and B, respectively, they will collide. Prove that if boat 1 ...
*April 13, 2016 by Ryan*

**algebra/geometry please correct me**

You need to make a soda can with a volume of 29 cubic inches. Find the surface area. calculate the following: a) How much material is needed if the can's radius is 2 inch? Answer with the help of Reiny, but doing it with a different radius to make sure I got it. let the height...
*November 8, 2010 by Nancy*

**geometry**

I have 2 problem that I don't know if I did it right. 1) right triangle with base=12 altitude=c, hypotenuse=d. 71 degrees is opposite 90 degrees. need to find C and d. I did tan 71=d/12. = 12 x 2.9042 = d = 34.85 Do I do the same process to get c? 2) right triangle with ...
*May 18, 2015 by robin*

**Geometry and combiantorics.**

The game Slice is played using a m×n rectangular piece of paper as a board. Players alternate turns, on each turn they choose a rectangle and cut it into two rectangles, each with integer side lengths. The last player who is able to cut a rectangle is the winner. If 1≤m...
*June 3, 2013 by wait up*

**geometry**

abcd is a square picture frame. efgh is a square inscribed within abcd as a space for a picture. the area of efgh (for the picture) is equal to the area of the picture frame (the area of abcd minus the area of efgh). if AB=6, what is the length of EF
*January 10, 2014 by michelle*

**Geometry **

If triangle ZXY is an equilateral triangle and the measure of W equals 34 degrees, what is the measure of the triangle WXZ? Work: XZ bisects WXZ and ZXY ; since W is 34 degrees, than Y is 34 degrees and since ZXY is equilateral, that also means that Z is 34 degrees.
*January 1, 2015 by Kathy*

**Geometry **

A rectangular quilt's length is twice the length of a rectangular picture, and the quilt's width is three times the width of the same picture. The area of the picture is 2 square feet. What is the area of the quilt, in square feet?
*March 26, 2015 by Liv *

**Geometry **

You have purchased a scale model of a car. The scale factor is 1:24. The model is 2.9 inches high, 2.75 inches wide, and 6.4 inches long. Find the dimensions of the car in feet. If the rear cargo area of the actual car has a volume of 12.5 cubic feet, what is the volume of the...
*May 13, 2011 by Sharon*

**Calculus with Analytical Geometry **

1. A bullet is shot upwards with an initial velocity of 1000 ft/sec from a point 20 ft above groand its height above the ground at time t is given by h(t)=-16t^2 + 1000t + 20. How high will the bullet go and how long will it take the bullet to reach the highest point? 2. A ...
*March 4, 2016 by Sherianna*

**Chemistry**

Reaction of gaseous fluorine with compound x yields a single product y, whose mass percent composition is 61.7% F and 38.3%Cl. (a) What is a probable molecular formula for product Y, and what is a probable molecular formula for X? (b) Draw an electron-dot structure for Y, and ...
*December 26, 2015 by Malan*

**Math**

A parking lot is being redesigned. The lot is 40 yds x 50yds. The owner wants to repaint the parking lot to allow for 51 spaces. Spaces must be rectangular and 9 feet wide by 18 feet long. The painted stripes separating the spaces must be 4 inches wide. The driving aisles must...
*October 29, 2015 by Millie*

**geometry**

David wants to rent a movie. He wants to watch either a comedy or a drama. The movie rental store has 18 comedies and dramas available for rent. Seven of the movies are comedies, and eleven of the movies are dramas. David has not seen two of the comedies, and he has not seen ...
*May 12, 2014 by tanaya*

**Geometry**

A circle \Gamma cuts the sides of a equilateral triangle ABC at 6 distinct points. Specifically, \Gamma intersects AB at points D and E such that A, D, E, B lie in order. \Gamma intersects BC at points F and G such that B, F, G, C lie in order. \Gamma intersects CA at points H...
*March 6, 2013 by John*

**physics- TEST TMRW PLS HELP!**

In zero-gravity astronaut training and equipment testing, NASA flies a KC135A aircraft along a parabolic flight path. The aircraft climbs from 24 000 ft to 31 000 ft, where it enters the zero-g parabola with a velocity of 143 m/s nose high at 45.0° and exists with velocity 143...
*October 18, 2012 by Ania *

**English **

I just can't figure these sentences out. have to rewrite these sentences, correcting the problem of incorrect omission.? 1. A liberal arts background is excellent for such professions as lawyers and doctors. 2. American colleges consistently produce more physical education ...
*March 18, 2011 by Ann*

**English **

just can't figure these sentences out. have to rewrite these sentences, correcting the problem of incorrect omission.? 1. A liberal arts background is excellent for such professions as lawyers and doctors. 2. American colleges consistently produce more physical education ...
*March 19, 2011 by Ann*

**Geometry**

180° about z takes (x,y,z) -> (-x,-y,z) 90° about x takes (x,y,z) -> (x,z,-y) so, your two rotations take (x,y,z) -> (-x,z,y)... z axis top/bottom, x/y axis right/ left... A dice has 3 on the top, 4 bottom, 1 left, 2 right, 5 left back, 6 right back... after the above...
*March 11, 2013 by PLEASE HELP-URGENT!!*

**Geometry (answer please)**

1. A vertical pole 24ft. high is to be braced securely by four wires attached 8ft. from the top. If the wires are fastened to stake in the level ground at the vertices of square with its center at the foot of the pole and sides 20ft. What should be the length of each wire? 2. ...
*May 2, 2016 by Nanny*

**Geometry**

Conic sections: Ellipse Show that the distance between the directrix and center is D1C = a/e. F1V1 + F1V2 = eD1V1 + eD1V2 2a = e(D1V1 + D1V2) = e(D1V1 + [D1V1 + V1V2]) = e(D1V1 + V1V2 + V2D2) = e(D1V1 + V1C + + CV2 + V2D2) = e([D1V1 + V1C] + [CV2 + V2D2]) = e([D1C] + [CD2]) 2a...
*November 9, 2014 by B*

**geometry**

Lines BA and BC are opposite rays, Lines BD bisects angle EBC and Line BF bisects angle ABE. If the measure of angle EBD=4x+16 and the measure of angle DBC=6x+4 find the measure of ange EBD If the measure of angle ABF =7x-8 and the measure of angle EBF=5x+10 find the measure ...
*September 1, 2011 by kd*

**U.S History - Pls check my answer :)**

Document A: It is impossible that the allied powers should extend their political system to any portion of either continent without endangering our peace and happiness; nor can anyone believe that our southern brethren, if left to themselves, would adopt it of their own accord...
*February 23, 2014 by Cassidy*

**GEOMETRY**

the correct half–plane in each case, Y>3 I AM TRYING TO GRAPH THIS I HAVE THE LINE THROUGH THE LINE THREE ABOVE THE X GOING STRAIGHT ACROSS WHAT ELSE DO I NEED TO DO I KNOW I NEED TO SHADE ONE SIDE OR THE OTHER BUT HAVE NOT BEEN ABLE TO UNDERSTAND HOW TO FIGURE OUT WHICH ...
*April 8, 2007 by Amanda*

**Psychology**

Which of the following statements best describes proactive interference? A. Having majored in French history in the 1960's, Ken finds it difficult to grasp new discoveries about Marie Antoinette B. While learning Italian, Lucy realizes she is losing her ability to speak ...
*June 23, 2014 by Cassie*

**macroeconomic**

Can someone help me with this question pls.. A country has a factory and build two bulldozers at a total cost of $320. The country also know that due to the miscalculation of demand, the factory had been unable to sell some of its output of baked cheesecake, causing stocks of ...
*March 20, 2007 by sw*

**another geometry question**

BD is a perpendicular bisector of triangle ABC. XZ is a perpendicular bisector of triangle WXY. Triangle ABC is similar to triangle WXY with a scale factor of 1:2. Part I. Find BD, AB, WZ, XZ and WX. Part II. What is the scale factor of the perimeters of triangle ABC and ...
*May 7, 2007 by mike*

**Geometry**

Two secants are drawn to a circle from an external point. The external secant length on the first secant is 12 and the internal segment length is 3x +1. The external secant length on the second secant is 15 and the two internal segment length is 3x-1. Solve for (x) to ...
*May 29, 2011 by Carolina*

**Math-geometry**

A regular polygon with all sides that are congruent and all angles that are congruent. Thus, the regular triangles are equilateral triangles, and the regular quadrilaterals are squares. All equilateral triangles are similar to one another and all squares are similar to one ...
*February 25, 2013 by Urgent!!*

**Math-geometry**

A regular polygon with all sides that are congruent and all angles that are congruent. Thus, the regular triangles are equilateral triangles, and the regular quadrilaterals are squares. All equilateral triangles are similar to one another and all squares are similar to one ...
*February 26, 2013 by Urgent!!*

**Math-geometry**

A regular polygon with all sides that are congruent and all angles that are congruent. Thus, the regular triangles are equilateral triangles, and the regular quadrilaterals are squares. All equilateral triangles are similar to one another and all squares are similar to one ...
*February 26, 2013 by PLEASE HELP*

**math,correction**

Geometry. Find the perimeter of the given figure. tHE Figure is a rectangle.It has height (8)/(2x-5) and length (8)/(2x-5) My answer is: (2(x+8))/(2x-5) ------------------------------------ Add or subtract as indicated. Express your result in simplest form. (2)/(5w+10) ...
*March 2, 2007 by jas20*

**reading help me pls :(**

1. What does the Wool Pooh represent to Kenny? (1 point)a nightmare death bullies fear 3. Which two characters engage in a power struggle in the story? (1 point)Rufus and Larry Dunn Rufus and Cody Byron and Momma Joey and Dad 4. Why is Kenny convinced, at first, that Joey was ...
*November 17, 2012 by HELP ME *

**Geometry**

Writing indirect proofs. Can someone please check for me. I am not sure If this is correct.Thanks much Given: triangle ABC angle B=120 degree Proof: Triangle A does not equal 60 degree Plan: Using an indirect proof, using the paragraph method My answer. Assume temporarily that...
*June 4, 2007 by DANIELLE*

**geometry (check answers)**

fill in the blanks with sometimes, always, or never. A square is always a rectangle. A square is sometimes a rhombus. A rhombus is sometimes a square. A parallelogram is never a trapezoid. A trapezoid is never a kite. A rhombus is never a rectangle
*April 22, 2016 by tyla*

**geometry**

angle A, B, C, D are related the measure of anle B is 1/2 the measure of angle A, measure of angle C is the measure of angle B plus 40, The measure of angle D is 1/3 times the measure of angle C, If the measure of angle D is 35 what is the measure of angle A
*March 4, 2010 by Anonymous*

**Geometry HELP!!!**

What happens to the graph of the line y = 3x -2 when the equation is changed to y = 3x +6? What happens to the graph of the line y = 2x - 5 when the equation is changed to y = 5x + 6? On the first question: What happens to the graph of the line y = 3x -2 when the equation is ...
*October 10, 2006 by Margie*

**ayo science help pls? my answers**

1. Which organisms are capable of converting gaseous nitrogen in the air into a form that other living organisms can use? A. nitrogen-fixing bacteria B. denitrifying bacteria C. decomposers D. producers 2. Which step in the nitrogen cycle is accelerated at the beginning of the...
*November 13, 2014 by belle*

**Geometry**

On a rectangular piece of cardboard with perimeter 11 inches, three parallel and equally spaced creases are made. The cardboard is then folded along the creases to make a rectangular box with open ends. Letting x represent the distance (in inches) between the creases, use a ...
*January 21, 2011 by Valerie*

**science**

I am in middle school and we are doing a catapult projectile lab. The question is, using knowledge of force, motion and projectiles, can a catapult be built to accurately project a marshmellow toward a designated target. We have to change the angle of release and measure ...
*October 22, 2006 by Wendi*

**Geometry**

Circle O is inscribed is square ABCD, and at the same time, is circumscribed about square PQRS. WHich are is the smaller area, the region inside the inscribed circle minus the area of square PQRS or the are inside square ABCD minus the area of the inscribed circle? The length ...
*May 20, 2012 by Anonymous*

**geometry**

Pine Tree In order to estimate the height h of a tall pine tree, a student places a mirror on the ground and stands where she can see the top of the tree, as shown. The student is 6 feet tall and stands 3 feet from the mirror which is 11 feet from the base of the tree. What is...
*January 17, 2012 by Anonymous*

**Geometry Multiple Choice Question Please Help!**

Find the value of x. If necessary, round your answer to the nearest tenth. The figure is not drawn to scale. {THe figure is a circle with a tangent crossing through the top section of the circle. The value of the tangent is 12. There is a line perpendicular to the tangent that...
*May 17, 2012 by LeXi;)*

**Geometry **

If Gina cleans her room, then she will go to the mall. Which of these is logically equivalent to the given statement? Answer A. If Gina did not go to the mall, then she did not clean her room. B. If Gina did not go to the mall, then she cleaned her room. C. If Gina cleaned her...
*February 26, 2012 by Anonymous*

**chemistry - energy and change rev (help)**

the below 2questions i could not answer while revising for this chapter pls help me out a little. 58. When a vehicle is parked in the sunlight on a hot summer day, the temperature inside can approach 55°C. One company has patented a non-CFC propelled aerosol that can be ...
*March 23, 2011 by Babelii*

**Geometry**

Can you help me with Always, Sometimes, Never questions?? I have answered all of these, but I am not sure if they are right. 1. The base angle of an isosceles triangle are acute----Always 2. When the altitude and the median are drawn from the same vertex of a triangle, the ...
*May 28, 2013 by Melissa*

**geometry**

The figure shows some of the steps Jane took to draw a line segment parallel to line segment XY at R. Jane plans to perform these steps next. Step 1. Set the compass at point S and adjust its width to point T Step 2. Fix the compass at point L. Step 3. Using the same width, ...
*September 24, 2011 by Anonymous*

**Geometry**

3. A department store sells small boxes in which customers can store potpourri. The diagram below shows one of the boxes. The diagram is not drawn to scale. 3.12cm, 17cm, 5cm What are the laretal area and the surface area of the box to the nearest whole number Use the large ...
*May 13, 2016 by Becky*

**Analytic Geometry**

A line Q has an equation of x+5x+5=0. Find the equation of the line that is "perpendicular" to Q and passes through (3,1). Find the question of the line that is "parallel" to Q and passes to through (3,1). Find the equation of the line that passes through (3,1) that makes an "...
*November 18, 2015 by Kimbaza*

**Geometry**

Use less than, equal to, or greater than to complete this statement: The sum of the measures of the exterior angles of a regular 9-gon, one at each vertex, is ____ the sum of the measures of the exterior angles of a regular 6-gon, one at each vertex. A. cannot tell B. less ...
*March 15, 2016 by Shae *

**geometry**

Q: In baseball, the baseline is a segment connecting the bases. A shortstop is told to play back 3 yd from the baseline and exactly the same distance from second base and third base. Describe how the shortstop could estimate the correct spot. There are 30 yd between bases. ...
*December 8, 2014 by Victoria*

**Geometry **

Ray is late for work, but would like to drink some coffee before he leaves. The coffee in the pot is too hot, so Ray puts 20 small ice cubes in a mug before pouring in the coffee. The ice cubes measure 1 cm per side. The mug is cylindrical, and has a height of 9 cm and a base ...
*August 6, 2015 by Yolanda *

**Geometry**

Write an indirect proof that an obtuse triangle does not have a right angle. Given: Triangle RST is an obtuse triangle. Prove: Triangle RST does not have a right angle. Let angle S be an obtuse angle. Assume Triangle RST has a right angle. Let angle R be a right angle. Use ...
*November 18, 2010 by chica*

**Geometry Honors**

Can someone help me with Always, Sometimes, Never questions?? I have answered all of these, but I am not sure if they are right. 1. The base angle of an isosceles triangle are acute----Always 2. When the altitude and the median are drawn from the same vertex of a triangle, the...
*May 28, 2013 by Melissa*

**geometry**

A trapezoid has a lower base which is twice as long as its parallel upper base. The upper base is 21 cm long. One non-parallel side is 20 cm long and the other non-parallel side is 6 cm longer than the shorter non-parallel side. What is the perimeter of the trapezoid?
*November 8, 2009 by kimama*

**Honors Geometry**

You work for a fencing company. A customer called, wanting to fence in his 1,320 square-foot rectangular garden. He ordered 148 feet of fencing, but you forgot to ask him for the width and length of the garden (these dimensions will determine some of the details of the order, ...
*February 21, 2008 by Chelsey*

**GEOMETRY INSCRIBED ANGLES MULTIPLE CHOICE QUESTION**

segment BC is tangent to circle A at B and to circle D at C. (Not drawn to scale) AB=10 BC=25 and DC=3. Find AD to the nearest tenth. Hint: Draw an auxiliary line from D to segment BA. {There are two circles, the larger one has point A in the center and a dotted line going up ...
*May 15, 2012 by aYaMe ;)*

**geometry**

BD is a perpendicular bisector of triangle ABC. XZ is a perpendicular bisector of triangle WXY. Triangle ABC is similar to triangle WXY with a scale factor of 1:2. Part I. Find BD, AB, WZ, XZ and WX. Part II. What is the scale factor of the perimeters of triangle ABC and ...
*April 29, 2010 by Amira*

**geometry**

Can someone check my work please? What is the area of the figure below? 18 in² 30 in² 36 in² (my choice) 60 in² What is the area of the figure below? 31.5 m² 63 m² (my choice) 84 m² 126 m² What is the value of h? 9.6 units 26.7 units (my choice) 48 units 96 units What is the ...
*March 30, 2012 by kevin*

**please help - area of a dodecagon?**

The distance between two opposite vertices of the dodecagon is 2. Find the area of the dodecagon. first, what is the area of a dodecagon and second how to find it with just the distance between two oppositve vertices. i found that a dodecagon can be divided into 24 triangles: ...
*December 18, 2012 by Knights*

**geometry**

16. Vector A has a magnitude of 3 in the leftward direction and B has a magnitude of 5 in the rightward direction. What is the value of 2A – B? You can also answer other types of problems using vectors. Try this one: Two forces are pushing on an object, one at 12 lbs of Force ...
*December 6, 2011 by Cam*

**geometry**

16. Vector A has a magnitude of 3 in the leftward direction and B has a magnitude of 5 in the rightward direction. What is the value of 2A – B? You can also answer other types of problems using vectors. Try this one: Two forces are pushing on an object, one at 12 lbs of Force ...
*December 6, 2011 by Cam*

**Geometry help**

Points EC bisects points AD at C. For each of the following, find the value of 'x' and the measure of the indicated segment. Please correct me if I'm wrong! 1. AC= 3x+6 and CD=2x+14 x=_______ AC=______ Answer: x=8 AC= 30 2. AC= 5x-8 and CD=16-3x x=______ AD=_____ Answer: x=3 ...
*September 7, 2014 by Anonymous*

**geometry**

I am studying for my GRE exam into grad school and it's been a very long time since I've done geometry. I have a problem to which I need to solve for the area of a triangle but I do not have the base. I do have all angles but I cannot remember how to convert angles into their ...
*July 10, 2006 by Kaytee*

**Geometry**

You are sliding a big cabinet down a truck ramp for a customer. You must maintain control of the cabinet because it is very heavy. There are 2 ramps in the building. The equation of ramp 1 is y = 2x + 7 and the equation of ramp 2 is y = 3 x + 7. Which is the safest ramp to ...
*October 10, 2006 by Margie*

**math (please help)!**

Geometry ***(PLEASE CHECK MY ANSWER)*** 1. If triangle RST = triangle NPQ, which of the following is true? A.) ÚR = ÚP B.) ÚR = ÚQ C.) ÚT = ÚP D.) ÚT = ÚQ <----- My Answer! 2. Given triangle RST = triangle NPQ, RT = 7x - 5, NQ = 5x + 11, find the length of RT and NQ...
*November 15, 2013 by Shadyy*

**geometry**

Which of the following is the fourth step in copying an angle? A) place the compass on the vertex of the new angle and swing an arc similar to the first one you created. b) open the compass to the width of the intersection points of the ray and arc of the given angle. c) draw ...
*October 5, 2015 by Ana*

**geometry**

Q: In baseball, the baseline is a segment connecting the bases. A shortstop is told to play back 3 yd from the baseline and exactly the same distance from second base and third base. Describe how the shortstop could estimate the correct spot. There are 30 yd between bases. ...
*December 8, 2014 by Victoria*

**Geometry **

Kelly drew four points A, B, C, and D in her notebook. A straight line joins points A and C. Another straight line joins A and B. A point D is located on the left of the line AB Kelly made the following statements about the points. Statement 1: There is at least one more point...
*December 9, 2013 by Jessica *

**MS.SUE PLS HELP ME**

Please can you help me to solve and get the solution for these problems. how to get the solution please help me for my homework. question: 1.Find the price of a 10% coupon bond with 10 years to maturity if interest rates: A) increase by 1% B) decrease by 1% C) increase by 1.5...
*September 12, 2011 by jessie*