Sunday

July 5, 2015

July 5, 2015

**math**

the sum of the first four terms of a geometry series is 15 and the sum of the next 4 terms is 240.determine the positive constant ratio.
*Tuesday, February 17, 2015 by niky*

**GEOMETRY**

What are the angle measures of the triangle? A right triangle with a hypotenuse measuring 14sqrt3 and legs measuring 7sqrt3 and 21 30°, 60°, and 90° 45°, 45°, and 90° 60°, 60°, and 60° They cannot be determined.
*Tuesday, February 17, 2015 by Anonymous*

**analytic geometry**

The main cables of a suspension bridge uniformly distribute the weight of the bridge when in the form of a parabola. The main cables of a particular bridge are attached to towers that are 600 ft apart. The cables are attached to towers at a height of 110 ft above the road. ...
*Tuesday, February 17, 2015 by Designing suspension bridge*

**GEOMETRY**

What is the value of W? A triangle with hypotenuse W and with a leg with length 7sqrt3 and angles measuring 90 degrees and 30 degrees. 7 3.5 7 sqrt3 14
*Monday, February 16, 2015 by Anonymous*

**Math**

Hello, I can not solve problem from analytical geometry. If you can help me to find out what is wrong in my procedure and show me a better one I would be really gratefull. There are given 3 points A(2,2,3), B (6,3,0), C(3,-1,-1). On the x ax-axis lies point X, find coordinates...
*Saturday, February 14, 2015 by Viktória*

**GEOMETRY**

Find the exact length of the altitude drawn to the hypotenuse. Do not round. The triangle is not drawn to scale. A triangle with base measures of 9 & 17. Draw a diagram. Using similar triangles, we know that h/9 = 17/ã370 I need more help with this. Thank you
*Friday, February 13, 2015 by Anonymous*

**Geometry**

Quadrilateral GHIJ is a scale drawing of quadrilateral ABCD with a scale factor r. Describe the following statements as always true, sometimes true, or never true, and justify your answer. a. AB/GH = BC/HI b. perimeter (GHIJ) = r * perimeter (ABCD) c. Area (GHIJ) = r * area (...
*Friday, February 13, 2015 by Jess*

**Geometry**

What is the value of x, given PQ || BC? Triangle: A, B, C with bisector PQ AP = 8 PB = x AQ = 12 QC = 18
*Thursday, February 12, 2015 by Anonymous*

**Geometry B**

Find the exact length of the altitude drawn to the hypotenuse. Do not round. The triangle is not drawn to scale. A triangle with base measures of 9 & 17. Please help
*Thursday, February 12, 2015 by Anonymous*

**Geometry**

I need some help with a geometry question! connexus()com/content/media/527934-12182013-42511-PM-845062975()png 4. What are values of x and y? a. x = 9/4, y = 3/4 b. x = 9/4, y = 15/4 c. x = 15/4, y = 5/4 d. x = 3/4, y = 15/4 I think it's A. Can someone help?
*Thursday, February 12, 2015 by Sandy East Ward*

**geometry**

i need help on a question that involves finding the "value of the variable" ive started the question but im stuck of how to continue .its a right triangle which hypotenus length is cut by a altitude line "w+9" .the lengths cut are 8 and 18 .
*Wednesday, February 11, 2015 by julia*

**Geometry**

Hi, so i reallllyy need help, i have an assignment that i have to complete, but the thing is theres a file and this site doesn't allow links, so does anyone have email to help me if you can help i will greatly appreciate it i'll email you the file. btw this problem ...
*Wednesday, February 11, 2015 by Arora*

**Geometry**

A secant and a tangent to a circle intersect in a 42 degree angle. The two arcs of the circle intercepted by the secant and tangent have measures in a 7:3 ratio. Find the measure of the third arc. If someone could help me figure out how to do the equations, then that would be ...
*Wednesday, February 11, 2015 by Ann*

**Geometry**

Can you help me.the lengths of the sides of a triangle are in the extended ratio 3:10:12. The perimeter is 400cm. What is the length of the longest side in centimeters.
*Wednesday, February 11, 2015 by Dean*

**geometry**

Jamie needs to find the missing angle of a right triangle with the third angle measuring 62 degrees. What is the measure of the third angle of the triangle?
*Tuesday, February 10, 2015 by Alex*

**Geometry**

The measure of an angle SUT is twice m<RUS. if m<RUS=(18x-8)degrees and m<TUS=(4x + 16) degrees. Find m<RUT. This is an acute angle. Please help. I have tried figuring this problem out a million and one ways. Thanks
*Tuesday, February 10, 2015 by Katie W*

**Geometry **

The areas of two similar triangles are in the ratio 36:25. If one side of the larger triangle is 60cm, what is the length of the corresponding side of the other triangle?
*Monday, February 9, 2015 by rhianne *

**Geometry **

Find the ratios of the perimeters and areas of the pairs of two regular pentagons with corresponding sides that measure 48cm and 54 cm.
*Monday, February 9, 2015 by rhianne *

**geometry**

The first term of a geometric sequencf is 3 and the sum of the second and the third term is 60.determine the first three terms and the general term Tn
*Sunday, February 8, 2015 by Snontia*

**geometry**

The third term of a geomatrie sequence is 6 and the sixth term is 3/32.determine the fist three terms and the general term Tn
*Sunday, February 8, 2015 by Snontia*

**geometry **

Triangle DEF where angle E is a right angle. DE measures 55. EF measures x. Angle D measures 49 degrees. What is the value of x rounded to the nearest hundredth? Type the numeric answer only in the box below.
*Sunday, February 8, 2015 by Bella*

**geometry**

Isosceles trapezoid JKLM has legs Jk and LM and bases KL and JM. Jk=8X+5 KL=4X+1 LM=10x+4 and MJ=18X+3, area of JKLM?
*Sunday, February 8, 2015 by al*

**geometry**

a monster truck's is 8 ft in diameter. during the last event, the tire rolled for 3 miles. how many revolutions did the tire make? 3(5280)
*Saturday, February 7, 2015 by zoey*

**Geometry**

Four friends order a 12 inch diameter pizza to share equally. how much pizza does each receive?
*Friday, February 6, 2015 by Leah*

**geometry**

2. A person who is 1.5 meters tall casts a shadow that is 8 meters long. The distance along the ground from the person (N) to the flagpole (G) is 32 meters. Find the height of the flagpole (FG) showing all calculations.
*Thursday, February 5, 2015 by Anonymous*

**Geometry**

Al's garden is 18 feet long and 30 feet wide he wants to put a fence post that same distance apart along both the length and the width of the fence what is the greatest distance he can put apart the fence post
*Thursday, February 5, 2015 by Donna*

**ccgps analytical geometry**

g(x)=x^5-4x^3+2x+12
*Wednesday, February 4, 2015 by rodney*

**geometry**

Janine wants to paint just the sides of a cylindrical pottery vase that has a height of 45 cm and a diameter of 14 cm. To the nearest whole number, find the number of square centimeters she will need to paint. Explain the method you would use to find the lateral area.
*Wednesday, February 4, 2015 by Emi*

**geometry**

A design on the surface of a balloon is 5 cm wide when the balloon holds 71 cm^3 of air. How much air does the balloon hold when the design is 10 cm wide? Explain the method you use to find the amount of air.
*Wednesday, February 4, 2015 by Emi*

**geometry**

A design on the surface of a balloon is 5 cm wide when the balloon holds 71 cm^3 of air. How much air does the balloon hold when the design is 10 cm wide? Explain the method you use to find the amount of air.
*Wednesday, February 4, 2015 by Emi*

**Geometry**

find the area of a triangle whose vertices have coordinates:(5,5)(3,4)(8,3)
*Tuesday, February 3, 2015 by al*

**math (geometry)**

does anyone know how to do inscribed angles????????????............!!!!!!!!!!!
*Tuesday, February 3, 2015 by yajaira salcedo*

**math (geometry)**

find the value of each variables
*Tuesday, February 3, 2015 by yajaira salcedo*

**Geometry B**

What is the value of x in the proportion: (x-1)/5 = (4x + 2)/35 How do I go about getting this solved?
*Tuesday, February 3, 2015 by Sandra*

**geometry**

Janine made a cylindrical vase in which the sum of the lateral area and area of one base was about 3000 square centimeters. The vase has a height of 50 centimeters. Find the radius of the vase. Explain the method you would use to find the radius.
*Tuesday, February 3, 2015 by Emi*

**Geometry**

Line CD is the perpendicular bisector of line AB. E and F are midpoints. If AB=6 and CZ=4, find the triangle ABC. Z is the centroid.
*Tuesday, February 3, 2015 by caleb*

**geometry**

A child on top of a lighthouse observes two ships that are 90 ft apart from each other. The angles of the depression of the two ships are 34º and 20º. How far is the closest ship from the base of the lighthouse? I'm sorry, I would show my work, I just don't ...
*Monday, February 2, 2015 by Katie*

**Geometry**

A child on top of a lighthouse observes two ships that are 90 ft apart from each other. The angles of the depression of the two ships are 34º and 20º. How far is the closest ship from the base of the lighthouse? I'm sorry, I would show my work, I just don't ...
*Monday, February 2, 2015 by Katie*

**statics**

A1 Helicopter in flight with unbalanced stores A helicopter in forward flight is shown in Figure 1. The helicopter in forward flight experiences a horizontal drag force DF . The drag force DF is assumed to pass through O. The helicopter is held up in the air ...
*Monday, February 2, 2015 by Erika*

**Geometry**

A quadrilateral contains two equal sides measuring 12 cm each with an included right angle. If the measure of the third side is 8 cm and the angle opposite the right angle is 120 degrees, find the fourth side and the area of the quadrilateral.
*Monday, February 2, 2015 by Karen*

**Geometry**

Solve each equation below by completing the square: 1) x^2 + 6x = 16 My steps: x^2 + 6x - 16 = 0 (x - 2 )(x + 8) x = 2, -8 I set it to zero and factored it out. But my teacher said not do it that way and do it by dividing by 2 but I don't understand how that works. I got ...
*Sunday, February 1, 2015 by Ann*

**geometry**

A model is made of a car. The car is 7 feet long, and the model is 16 inches long. What is the ratio of the length of the car to the length of the model? 4:21 7:16 16:7 21:4 I think it is C.
*Sunday, February 1, 2015 by jade*

**geometry**

if the lengths of the sides of one triangle are 2 inches 5 inches and 7 inches respectively in the shortest leg of a similar triangle is 4 inches what is the perimeter of the second triangle in inches?
*Saturday, January 31, 2015 by keyna*

**elementary differential geometry**

Suppose that all the tangent lines of a regular plane curve pass through some ﬁxed point. Prove that the curve is part of a straight line. Prove the same result if all the normal lines are parallel.
*Saturday, January 31, 2015 by thida*

**Geometry midpoint formula**

A circle on the Coordinate plane has a diameter with endpoints at (6,8) and (15,8). What are the coordinates of the center of the circle? What is the radius of the circle? Identify the coordinates of another point on the circle. Explain how you found your answer.
*Wednesday, January 28, 2015 by Marianna*

**Physics **

Well, I just found out that I failed my physics midterm. I got a 51. Yes I studied but I still don't get the forces and inclined planes. And my parents are going to kill me if they find out. The midterm brought down my grade to a 79!! Any advice? P.S I also got a 71 on my ...
*Wednesday, January 28, 2015 by Liz*

**geometry**

The diagonal of a square checkerboard is 2 inches long. Find the length of one side of the checkerboard
*Wednesday, January 28, 2015 by rena*

**geometry**

A diagonal of a square checkboard is 20 inches long. find the length of one side of the checkerboard,
*Tuesday, January 27, 2015 by rena*

**Geometry**

I am having trouble with this question. I do not know where to begin. I am in Trig now and we are doing review but I forgot everything that I learned in Geometry. I want to understand how to do this problem. "a picture measures 20 cm by 25 cm. the width of the matting and...
*Tuesday, January 27, 2015 by Hutch*

**Geometry**

There are 4 blue marbles, 5 red marbles, 1 green marble, and 2 black marbles in a bag. Suppose you select one marble at random. Find each probability
*Monday, January 26, 2015 by Blue*

**Geometry **

Jay, Kay, Ray found themselves far apart for lunch while working in a field. Jay could see Kay, then turned 75 degrees and see Ray. Kay could see Ray, then turn 51 degrees and see Jay. Ray could see jay, then turn 54 degrees and see Kay. Which two were the furthest apart? A) ...
*Monday, January 26, 2015 by Alison*

**Geometry**

How many different surface areas are possible when 8 one inch cubes are arranged so that each has one or more faces in common (touching) with at least one of the other cubes? We have to use a physical model. And I have no idea how to start this or even do it. Please be ...
*Sunday, January 25, 2015 by Jim*

**Sphere Geometry**

Let f be the outward flux of the vector field F = (4x,2y,0) over the part of the sphere of radius 3 centered at the origin between the planes z=-0.8232 and z=1.6698. The value of sin f is?
*Sunday, January 25, 2015 by Shanu*

**Geometry**

The surface of a cube is painted red and blue, 3 sides of each. The cube is cut into 27 equal sized smaller cubes. Find both answers to the question, "How many cubes have at least 2 sides painted blue?" and "How many cubes have at least 1 side painted red?"...
*Saturday, January 24, 2015 by Susan*

**Geometry, Cubes**

The surface of a cube is painted red and blue, 3 sides of each. The cube is cut into 27 equal sized smaller cubes. Find both answers to the question, "How many cubes have at least 2 sides painted blue?" and "How many cubes have at least 1 side painted red?"...
*Saturday, January 24, 2015 by Cathy*

**Geometry**

The surface of a cube is painted red and blue, 3 sides of each. The cube is cut into 27 equal sized smaller cubes. Find both answers to the question, "How many cubes have at least 2 sides painted blue?" and "How many cubes have at least 1 side painted red?"...
*Saturday, January 24, 2015 by Cathy*

**Geometry**

How many different surface areas are possible when 8 one inch cubes are arranged so that each has one or more faces in common (touching) with at least one of the other cubes? We have to use a physical model. And I have no idea how to start this or even do it.
*Saturday, January 24, 2015 by Cathy*

**Geometry ques**

Find the area of the region bounded by C: y = tanx , tangent drawn at C at x = pie/4 and the x- axis.
*Saturday, January 24, 2015 by Shanu*

**Geometry**

P(2ap, ap^2) is a any point on the parabola x^2=4ay other than its vertex. The normal at P meets the parabola again at Q. Find the coordinates of Q.
*Saturday, January 24, 2015 by Shanu*

**geometry **

A 6ft tall man casts a 10ft shadow next to his 4ft tall daughter how long is her shadow ? I Don't Get The Question
*Friday, January 23, 2015 by Mercedes*

**geometry**

a pentagon with a perimeter of 45 feet
*Thursday, January 22, 2015 by robert*

**geometry**

The angle of elevation from L to K measures 24°. If KL = 19, find JL. Round your answer to the nearest tenth.
*Thursday, January 22, 2015 by SJRoyal*

**Geometry**

one ladder is 7.2 feet longer than another. each is placed on level ground with its lower ends 8.3 ft from the the foot of a vertical wall. the longer ladder reaches 9.1 ft farther up the wall. how long is the longer ladder?
*Thursday, January 22, 2015 by Shanu*

**Geometry**

Is it correct to say that a parallelogram having perpendicular distance between the opposite sides equal, is a rhombus ? If yes, then how ?
*Thursday, January 22, 2015 by Shanu*

**Geometry**

Find the equation of a circle centre on the line y=2x+1 touching the y axis and passing through A(4,5)
*Thursday, January 22, 2015 by Shanu*

**Geometry**

Which one of these is NOT a step used when constructing an inscribed square using technology? A. Create a circle using the center with given points tool. B. Connect the points with a line through the center of the circle. C. Mark the points of intersection between the three ...
*Tuesday, January 20, 2015 by Amy*

**Geometry **

ABC= (5x+40) and BDC=ax what is the value of x
*Monday, January 19, 2015 by Ashley*

**Geometry **

The scale on a map indicates that one inch equals 4 miles. If two towns are 3.5 inches apart on the map, what is the actual distance between the towns? 1 inch=4 miles. 3.5=x 1/4=3.5/x x=14
*Monday, January 19, 2015 by Rym*

**geometry**

When looking at a quilt pattern, How do you describe the minimum number of translations of the original pattern A
*Sunday, January 18, 2015 by Jill*

**geometry**

I am given triangle EDF with angles E and F being congruent. What is the perimeter of the triangle if ED= 2x+8, EF= 3x-6, and DF= 4x-6.
*Sunday, January 18, 2015 by Luke*

**geometry**

A square playground has a perimeter of 2800 feet. It has a paved 6-foot walkway around it. What is the area of the walkway in square feet?
*Sunday, January 18, 2015 by Marcia*

**Geometry**

find the distance between the cities. Assume that Earth is a sphere of radius 4000 miles and that the cities are on the same longitude (one city is due north of the other) Dallas, Texas Latitude: 32* 47' 39" Omaha, Nebraska Latitude: 41* 15' 50"
*Saturday, January 17, 2015 by Shanu*

**Geometry**

Explain through transformations the angle-angle criterion (AA) is sufficient to establish similarity in triangles.
*Saturday, January 17, 2015 by Shanu*

**Geometry**

if a circle passes through the point of intersection of the co-ordinate axes with the lines kx-y+1=0 and x-2y+3=0. find k.
*Saturday, January 17, 2015 by Shanu*

**Geometry**

2 circles with centers O and O' are drawn to intersect each other at points A and B. Center O of one circle lies on the circumference of the other circle. CD is drawn tangent to the circle with center O' at A. Prove that OA bisects angle BAC.
*Saturday, January 17, 2015 by Shanu*

**Geometry**

How to find point of intersection of direct common tangents for two circles which touch each other?
*Saturday, January 17, 2015 by Shanu*

**Geometry**

determined three points P(x1, y1, z1), Q (x2, y2, z2), and R(x3, y3, z3). find the center of weight of triangle PGR?
*Saturday, January 17, 2015 by Shanu*

**Geometry**

Prove that image of focus at any tangent to parabola lies on its directrix.
*Saturday, January 17, 2015 by Shanu*

**geometry**

Verify experimentally all theorem in chart paper.
*Saturday, January 17, 2015 by Apana lama*

**Geometry**

Write a proof. 1. Prove: If the diagonals of a parallelogram are perpendicular, then the parallelogram is a rhombus. 2. Prove: If the diagonals of a parallelogram are congruent, then parallelogram is a rectangle.
*Friday, January 16, 2015 by Jess*

**Geometry **

Does the angle-side relationship in triangles correspond with specific triangles or does it apply in all triangles?
*Wednesday, January 14, 2015 by A*

**Geometry**

Help please. I don't know how to solve step by step!! What is the range of possible values for x? The diagram is not to scale. h t t p :/ / i . i m g u r.c o m/ s n S v w .p n g
*Wednesday, January 14, 2015 by Ariel*

**Geometry**

If a central angle of 90 degrees defines an arc on circle R that has the same length as the arc on circle W defined by a 60-degree central angle, what is the ratio of the area of circle R to the area of circle W? Express your answer as a common fraction.
*Monday, January 12, 2015 by kylefreedman*

**geometry**

I have the basal and volume as hints to find out about the object's height. Is there a specific formula I can follow?
*Monday, January 12, 2015 by Potato*

**Geometry**

I realize I'll get a reply in the morning so... A squash ball must have a diameter either 0.5 mm either above or below 40 mm. a) What is the minimum and maximum surface area of a squash ball? Express answer to nearest square millimetre. Minimum: 4902 Maximum: 5153 mm b)If ...
*Monday, January 12, 2015 by Lucina*

**Geometry**

A hand drum has a diameter of 14 7/8 inches and is 3 in deep. What is the amount of hide needed if the hide only covers top and lateral faces? *what are lateral faces? Thanks!
*Monday, January 12, 2015 by Lucina*

**Geometry**

Find the radius of a cylinder with a volume of 393.3 cm^3 and a height of 3cm V = pi*r^2*h 393.3 = pi*r^2*h 41.75 cm = r^2 6.5 cm = r <-------------
*Sunday, January 11, 2015 by Lucina*

**8th Grade Geometry**

given that triangle ABC~ triangle XYZ, angle a=50, angle x=(2x+5y), angle z= (5x+y), and that angle b =(102-x), find angle z.
*Sunday, January 11, 2015 by Monica*

**geometry**

The base of an isoceles triangle is 26 cm .If the perimeter is 72 cm. Find the lengt of each of the equal sides
*Saturday, January 10, 2015 by Quincy Micaela*

**Geometry**

52. Complete two column proof. Given: x/6+2=15 Prove: x=78 x/6+2=15 A:______ x/6=13 B:______ x=78 C:_______
*Friday, January 9, 2015 by Barbie*

**geometry honors**

Can you prove ABCD is a parallelogram based on the given information? Explain. Given: x = 5, y = 4 Prove: ABCD is a parallelogram. The image consists of a quadrilatera ABCD with their sides AB, BC, CD, DA as 3x + 12, 7y - 8, 6x - 3 and 5y respectively.
*Thursday, January 8, 2015 by jacky*

**Geometry**

The sides of a triangle have lengths of 9, 11, and 16 units. What is the perimeter of a similar triangle with its longest side 24 units in length?
*Thursday, January 8, 2015 by Danielle*

**Geometry**

Graph the following quadrilateral: A(-2,-3) B(-1,1) C(4,-1) D(3,-5) Graph quadrilateral ABCD after a translation which moves point D to the origin. Label the new quadrilateral A' B' C' D'.
*Tuesday, January 6, 2015 by iceberg*

**geometry **

From an apartment window 24 m above the ground, the angle of depression of the base of a nearby building is 38 degrees and the angle of elevation is of the top is 63 degrees. How tall is the nearby building?
*Monday, January 5, 2015 by james*

**Analytical Geometry**

A 10 foot long ladder is leaning against a vertical wall with the top of the ladder 8ft from the ground. What is the slope of the ladder? How far is the foot of the ladder from the wall? Can a 6 foot tall man walk under the ladder 1 foot from the wall? Justify your answer.
*Sunday, January 4, 2015 by Julius*

**Geometry**

In rectangle ABCD, AC= 8x-10 and BD=2x+20. Find the length of BD
*Saturday, January 3, 2015 by Matt*

**Geometry**

Find an equation of the line passing through the point (6,5) and perpendicular to the line whose equation is 2y+3x=6
*Saturday, January 3, 2015 by Matt*

**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.
*Thursday, January 1, 2015 by Kathy*

**geometry**

Find the locus of a point which is equidistant from the origin and the point (-2,5)
*Monday, December 29, 2014 by Anonymous*

**geometry**

how do you find the speed of the plane 130 miles per hour, cross wind 20 miles hour
*Saturday, December 27, 2014 by brian*