Wednesday

August 27, 2014

August 27, 2014

**Recent Homework Questions About Geometry**

Post a New Question | Current Questions

**Geometry/Trigonometry**

Circles with centers (2,1) and (8,9) have radii 1 and 9, respectively. The equation of a common external tangent to the circles can be written in the form y=mx+b with m < 0. What is b? I drew the diagram and the tangents but to no avail. I cannot seem to find the points ...
*Wednesday, December 4, 2013 at 12:18pm*

**Geometry**

How is the size of a TV measured? If we are comparing a 15-inch TV and a 30-inch TV, what is twice as big about the bigger TV?
*Wednesday, December 4, 2013 at 10:23am*

**Geometry**

Find the area of the triangles in square centimeters: a. 3.5, 4.8, 6.1 b. 10.2, 4.4, 7.1
*Wednesday, December 4, 2013 at 10:10am*

**GEOMETRY CIRCLES PLEASE**

The diagram shows tangent circles and lines. if AB=15 CM find AC, AD and AE . Help me reiny and other tutors please<3 thank you this is the figure img19.(imageshack.)us/img19/7143/0eua.png just remove the open and close parentheses thank you
*Wednesday, December 4, 2013 at 8:36am*

**Trigonometry/Geometry**

Rhombus ABCD, with side length 6, is rolled to form a cylinder of volume 6 by taping AB to DC. What is sin(angle ABC)? I don't know how to begin. Help?
*Tuesday, December 3, 2013 at 9:18pm*

**geometry**

Kendra is flying a kite 35 feet in the air. The angle of depression from the kite to where Kendra holds the string is 32 degrees. If Kendra holds the string 3 feet off the ground, what is the distance from her hands to the kite? Round your answer to the nearest tenth.
*Tuesday, December 3, 2013 at 6:35pm*

**geometry**

A diameter of a circle is perpendicular to a chord whose length is 12 inches. If the length of the shorter segment of the diameter is 4 inches, what is the length of the longer segment of the diameter?
*Tuesday, December 3, 2013 at 5:04pm*

**geometry**

A diameter of a circle is perpendicular to a chord whose length is 12 inches. If the length of the shorter segment of the diameter is 4 inches, what is the length of the longer segment of the diameter?
*Tuesday, December 3, 2013 at 5:00pm*

**geometry**

A diameter of a circle is perpendicular to a chord whose length is 12 inches. If the length of the shorter segment of the diameter is 4 inches, what is the length of the longer segment of the diameter?
*Tuesday, December 3, 2013 at 4:56pm*

**geometry**

Two secant segments are drawn to a circle from a point outside the circle. The external segment of the first secant segment is 8 centimeters and its internal segment is 6 centimeters. If the entire length of the second secant segment is 28 centimeters, what is the length of ...
*Tuesday, December 3, 2013 at 3:40pm*

**geometry**

Two secant segments are drawn to a circle from a point outside the circle. The external segment of the first secant segment is 8 centimeters and its internal segment is 6 centimeters. If the entire length of the second secant segment is 28 centimeters, what is the length of ...
*Tuesday, December 3, 2013 at 3:37pm*

**Geometry**

The average human heart pumps about 60 milliliters of blood for each beat. a. About how many liters of blood does your heart pump each day? b. Do you think a reasonable degree of precision for this question would be to report the answer to the nearest 100 liters, 10 liters, 1 ...
*Tuesday, December 3, 2013 at 12:44pm*

**Geometry**

To determine the relationship between miles and kilometers, if we use the conversion 39.37 inches= 1 meter, we find that 1 kilometer is approximately equal to 0.62 mile. What if we use the conversion 2.54 centimeters = 1 inch? How far apart are the answers (1 kilometer = x ...
*Tuesday, December 3, 2013 at 10:17am*

**geometry**

Deshawn built a model train car. The length of the model train car is 6 in. The scale Deshawn used to build the model train car is 1:36. What is the actual length of the train car in FEET?
*Monday, December 2, 2013 at 9:34pm*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*Monday, December 2, 2013 at 8:20am*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*Monday, December 2, 2013 at 8:00am*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*Monday, December 2, 2013 at 7:44am*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*Monday, December 2, 2013 at 7:39am*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*Monday, December 2, 2013 at 7:35am*

**Geometry**

for each parallelogram find the measures of the angles formed by extending two adjacent side through their common vertex: angle is 90 degrees
*Sunday, December 1, 2013 at 7:12pm*

**Geometry**

You use a copy machine to enlarge an 8” 11” document, and you choose the 136 % enlargement setting. What will be the dimensions of the enlarged document? Round to the nearest hundredth of an inch.
*Friday, November 29, 2013 at 7:05pm*

**Geometry**

True or False: If a figure does not have point symmetry, it cannot have reflection symmetry.
*Friday, November 29, 2013 at 6:44pm*

**geometry**

If angle 1 and angle 2 are vertical angles and measurement angle 1= 3x+17 and measurement angle 2= 4x-34 what is measurement angle 1?
*Wednesday, November 27, 2013 at 8:49pm*

**geometry**

A flagpole has a height of 10 yards. It will be supported by three cables, each of which is attached to the flagpole at a point 4 yards below the top and attached to the ground at a point that is 8 yards from the base of the pole. Find the total number of feet of cable that ...
*Tuesday, November 26, 2013 at 9:46pm*

**Geometry**

If mAB = 324 feet, mBC = 103 feet, and mCD = 212 feet, what is the distance across the pond?
*Monday, November 25, 2013 at 2:44pm*

**Geometry**

Describe the rotation and reflection symmetries in the Maple Leaf of Canada and the "Life" Ancient Egypt cross.
*Monday, November 25, 2013 at 2:33pm*

**Geometry**

In geometry, a common standard setting for enlarging on a copy machine is 121 percent. What does this mean?
*Monday, November 25, 2013 at 2:06pm*

**Analytic Geometry(Math)**

a person 6 ft. tall s standing near a street light so that he is 4/10 of the distance from the pole to the tip of his shadow. How high above the ground is the light bulb? if the person's head is exactly 5ft from the light bulb. how far is the person from the pole and how ...
*Monday, November 25, 2013 at 6:42am*

**geometry**

Given: ABC,/ AD bisects <BAC, and /AE=/ED Prove: AE/AC = BD/BC
*Monday, November 25, 2013 at 3:38am*

**geometry**

A plane is is flying 225 mph heading S25°W. The wind is blowing S80°E at 60 mph. What is the bearing of the plane? What is the smallest angle of the triangle? What is the largest angle of the triangle? What is the remaining angle of the triangle? What is the ground ...
*Sunday, November 24, 2013 at 11:39pm*

**Trig-Geometry - Law of sines and cosines**

Hello everyone, I've been struggling on this problem for quite some time. It would be appreciated if you could help. Thanks. (The website is the diagram, it is a screenshot) In the diagram below, triangle ABC has been reflected over its median AM to produce triangle AB'...
*Sunday, November 24, 2013 at 11:01pm*

**Geometry**

How many diagonals does a prism have whose base is a regular polygon with 3 sides?
*Sunday, November 24, 2013 at 11:58am*

**Geometry**

Three vertices of a kite are (1,8), (1,0), and (4,6). What is the fourth vertex?
*Sunday, November 24, 2013 at 11:37am*

**Geometry**

What is y if 6y+1=21y+13
*Saturday, November 23, 2013 at 1:11pm*

**Geometry**

The coordinates of the endpoints of the hypotenuse of a right triangle are (7, 5) and (3, 1). Find the other vertex. There are two possible solutions.
*Friday, November 22, 2013 at 12:58pm*

**Geometry**

The two vertices that form the base of an isosceles triangle are (-5, 3) and (2, 3). What are the coordinates of the other vertex?
*Friday, November 22, 2013 at 11:21am*

**geometry**

1. the sum of the interior angle measures of a convex dodecagon. 2. the measure of each interior angle of a regular 20-gon
*Thursday, November 21, 2013 at 8:20pm*

**Geometry **

What is the equation go the line that is parallel to the graph of y=1/2x+6, and who's y-intercept is -2
*Thursday, November 21, 2013 at 7:09pm*

**Trigonometry/Geometry - Law of sines and cosines**

In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB = DE, BC = EF, and angle A = angle D, then we cannot deduce that ABC and DEF are congruent. However, there are a few special ...
*Thursday, November 21, 2013 at 4:03pm*

**Geometry**

Three vertices of a kite are (6, 8), (9, 11), and (12, 8). What are the coordinates of the fourth vertex?
*Thursday, November 21, 2013 at 1:22pm*

**Geometry**

Name all of the possible different rays that can be formed from the three points below: A B C <_______________>
*Thursday, November 21, 2013 at 11:05am*

**Geometry**

Jason designed an arch made of wrought iron for the top of a mall entrance. The 11 segments between the two concentric circles are each 1.25 m long. Find the total length of wrought iron used to make the structure. Round the answer to the nearest meter. and there's a ...
*Wednesday, November 20, 2013 at 10:35am*

**magnets**

A proton with a velocity of 2.0 x 10^7 m/s in the horizontal (+x) direction enters a region of uniform magnetic field that is 1 meter wide and points out of the page with a magnitude of 0.05 Tesla. At what angle below the x-axis, in degrees, does the proton's trajectory ...
*Wednesday, November 20, 2013 at 1:16am*

**Trigonometry/Geometry**

In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB = DE, BC = EF, and angle A = angle D, then we cannot deduce that ABC and DEF are congruent. However, there are a few special ...
*Tuesday, November 19, 2013 at 1:47pm*

**Geometry (math)**

Suppose line p is perpendicular to line s and line q is perpendicular to line s. are p and q parallel under all circumstances? Draw a figure to illustrate your answer . I doubt if we can post pictures on this,because my question asks to draw a figure.I seriously need an answer...
*Tuesday, November 19, 2013 at 9:57am*

**Geometry (math)**

Determine whether line QV and line RM are parallel,perpendicular or neither ?
*Tuesday, November 19, 2013 at 9:51am*

**Geometry**

triangle HJK with median HN, JL, and KM and centroid P 1)PN=?HN 2)PL=?JP, KP?KM
*Tuesday, November 19, 2013 at 3:21am*

**geometry**

point g is the centroid of triangle ABC find value of x, FG=x+8 and AF=9x-6
*Tuesday, November 19, 2013 at 3:18am*

**Geometry (math)**

Identify 2 planes in a triangular prism that intersect.Name their intersection
*Monday, November 18, 2013 at 11:46pm*

**Geometry (math)**

Identify 2 planes in a triangular prism that intersect.Name their intersection
*Monday, November 18, 2013 at 11:12pm*

**geometry **

If a decorative sign in the form of a circle has a diameter of 10 feet, what it the area of the sign, to the nearest square foot? A. 79 ft2 B. 16 ft2 C. 157 ft2 D. 31 ft2
*Sunday, November 17, 2013 at 1:19pm*

**geometry **

What is the altitude of a rhombus if its area is 50 square meters and the length on one side is 12.5 meters? A. 10 m B. 4 m C. 7.5 m D. 12.5 m
*Sunday, November 17, 2013 at 1:11pm*

**geometry **

A monument in the form of a marble cylinder has a circular base with a radius of 1.5 meters. The altitude of the monument is 3.5 meters. How many cubic meters of marble does this monument contain? A. 7.07 m^3 B. 21.21 m^3 C. 24.74 m^3 D. 6.19 m^3
*Sunday, November 17, 2013 at 12:31pm*

**geometry easy**

The sides of a triangle are 8,15 and 18 the shortest side of a similar triangle is 10 how long are the other sides? Find the scale factor of similar triangles whose sides are 4,12,20 and 5,15,25 Assume that traingle xyz is similar to triangle rpn with x(ray sign) r and p(ray ...
*Sunday, November 17, 2013 at 7:26am*

**geometry**

The sides of a triangle are 8,15 and 18 the shortest side of a similar triangle is 10 how long are the other sides? Find the scale factor of similar triangles whose sides are 4,12,20 and 5,15,25 Assume that traingle xyz is similar to triangle rpn with x(ray sign) r and p(ray ...
*Sunday, November 17, 2013 at 5:24am*

**geometry triangles**

The sides of a triangle are 8,15 and 18 the shortest side of a similar triangle is 10 how long are the other sides? Find the scale factor of similar triangles whose sides are 4,12,20 and 5,15,25 Assume that traingle xyz is similar to triangle rpn with x(ray sign) r and p(ray ...
*Saturday, November 16, 2013 at 9:30pm*

**GEOMETRY**

The sides of a triangle are 8,15 and 18 the shortest side of a similar triangle is 10 how long are the other sides? Find the scale factor of similar triangles whose sides are 4,12,20 and 5,15,25 Assume that traingle xyz is similar to triangle rpn with x(ray sign) r and p(ray ...
*Saturday, November 16, 2013 at 7:13pm*

**geometry**

AB = AE BC = DE prove 1 = 2
*Saturday, November 16, 2013 at 1:51pm*

**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 ...
*Friday, November 15, 2013 at 10:24am*

**geometry**

The measure of an angle formed by two secants intersecting outside the circle equals ½ the sum of the intercepted arcs ½ the difference of the intercepted arcs ½ the measure of the intercepted arc
*Friday, November 15, 2013 at 9:20am*

**Geometry**

If RS = 4x, Line RS approximately equal to line ST and RT = 24, then find the value of x. Can someone please help me, i don't understand this at all!
*Friday, November 15, 2013 at 8:50am*

**Geometry**

If ST = y + 2, RT = 5y – 10 and RS = 2y, then find the value of y and all three lengths. If RS = 4x, Line RS approximately equal to line ST and RT = 24, then find the value of x.
*Friday, November 15, 2013 at 8:03am*

**CHEMISTRY**

Post a New Question Current Questions Homework Help: Chemistry Posted by Anonymous on Thursday, November 14, 2013 at 8:45pm. CONTINUE>>>>>>>>>>> The enthalpy changes for two different hydrogenation reactions of C2H2 are: C2H2+H2---->...
*Thursday, November 14, 2013 at 9:40pm*

**Geometry**

If you have four lines how can you position them so that three are concurrent with each other and two are parallel to each other?
*Thursday, November 14, 2013 at 2:03pm*

**High School Geometry**

I am have a hard time understanding how A and B can be No, but C can be Yes on this problem i.imgur (dot)com/rpJQDf3.png I thought that since AD is not perpendicular to the plane m then no lines shooting off of D onto the plane could be perpendicular.
*Wednesday, November 13, 2013 at 10:13pm*

**math geometry**

how can i prove in geometry proofs that something is a midpoint of a line? thanks
*Tuesday, November 12, 2013 at 5:38pm*

**geometry**

Given the equation of the circle (x – 9)2 + y2 = 484 , where is the center of the circle located at?
*Tuesday, November 12, 2013 at 9:51am*

**GEOMETRY**

The lengths of the sides of a quadrilateral are 2011 cm, 2012 cm, 2013 cm and x cm. If x is an integer, what is the largest possible value of x? Help is badly needed. my teacher frightens me huhu. please
*Tuesday, November 12, 2013 at 8:40am*

**geometry PLEASE**

imageshack(.)(us)/photo/my-images/42/2vja.jpg/ Open that link please , just delete the parentheses please please help me with my assignments I beg you cooperate with me huhu 1. in the figure , the areas of traingle cef, triangle abe, triangle adf are 3,4, and 5 ...
*Sunday, November 10, 2013 at 6:20am*

**geometry**

an escalator lifts people to the second floor, 25 ft above the first floor. the escalator rises at a 30 angle. How far does a person travel from the bottom to the top of the esalator?
*Saturday, November 9, 2013 at 3:35pm*

**GEOMETRY URGENT PLEASE**

(imageshack)(.)us(/)photo (/) my-images (/)42(/)2vja. jpg(/) Open that link please , just delete the parentheses please please help me with my assignments I beg you cooperate with me huhu 1. in the figure , the areas of traingle cef, triangle abe, triangle adf are 3,4, and 5 ...
*Saturday, November 9, 2013 at 11:05am*

**geometry**

(imageshack)123 (.)us(/)photo 123 (/) my-images 123 (/)42(/) 123 2vja. jpg(/)123 Open that link please , just delete the parentheses and spaces and 123's please please help me with my assignments I beg you cooperate with me huhu 1. in the figure , the areas of traingle ...
*Saturday, November 9, 2013 at 10:07am*

**geometry**

Open that link please please help me with my assignments 1. in the figure , the areas of traingle cef, triangle abe, triangle adf are 3,4, and 5 respectively. find the area of triangle aef 2. equialateral triangle abc has an area of square root of 3 and side of length 2. point...
*Thursday, November 7, 2013 at 8:17am*

**geometry ratio **

5. find the ratio between the area of a square inscribed in a circle and an equilateral circumscribed about the same circle.
*Thursday, November 7, 2013 at 8:05am*

**geometry**

the lateral area of two similar solids are 16pie cmsquared and 9pie cmsquared. The volume of the larger solid is 128pie cm cubed. find the volume of the smaller solid please explain
*Wednesday, November 6, 2013 at 10:10pm*

**Geometry**

Find, to the nearest tenth of a centimeter, the length of a diagonal of a square if the measure of one side is 8.0 centimeters.
*Wednesday, November 6, 2013 at 5:34pm*

**geometry ratio **

5. find the ratio between the area of a square inscribed in a circle and an equilateral circumscribed about the same circle.
*Wednesday, November 6, 2013 at 8:28am*

**GEOMETRY **

Here are the figures. file:///C:/Users/ALIZAJOY/Pictures/Untitled.png Open that link please please help me with my assignments 1. in the figure , the areas of traingle cef, triangle abe, triangle adf are 3,4, and 5 respectively. find the area of triangle aef 2. ...
*Wednesday, November 6, 2013 at 8:27am*

**Geometry**

The diagram shows to triangles connected at one vertex. The tops of the triangles are both right angles. The angles closest to the vertex are 30 degrees and the other is a variable (c). I'm confused on how to find the value of c, without the value of the space between c ...
*Tuesday, November 5, 2013 at 10:32pm*

**Thinking Mathematically - Geometry**

A rocket ascends vertically after being launched from a location that is midway between two ground-based tracking stations. When the rocket reaches an altitude of 4 kilometers, it is 5 kilometers from each of the tracking stations. Assuming that this is a locale where the ...
*Saturday, November 2, 2013 at 4:37pm*

**Thinking Mathematically - Geometry**

A rocket ascends vertically after being launched from a location that is midway between two ground-based tracking stations. When the rocket reaches an altitude of 4 kilometers, it is 5 kilometers from each of the tracking stations. Assuming that this is a locale where the ...
*Saturday, November 2, 2013 at 4:30pm*

**Thinking Mathematically - Geometry **

A flagpole has a height of 16 yards. It will be supported by three cables, each of which is attached to the flagpole at a point 4 yards below the top of the pole and attached to the ground at a point that is 9 yards from the base of the pole. Find the total number of feet of ...
*Saturday, November 2, 2013 at 4:13pm*

**Geometry**

A ladder 12 m in length rests against a wall. The foot of the ladder is 3 m from the wall. What is the measure of the angle the ladder forms with the floor?
*Thursday, October 31, 2013 at 8:07pm*

**geometry**

what is the value of the variable and bc if b is between a and c if AB=17, BC=3m, AC=32
*Thursday, October 31, 2013 at 6:46pm*

**geometry**

a point (-3,2) lies on a circle whose equation is (x+3)squared +(y+1)squared=rsquared what is the radius of the circle plz put steps
*Wednesday, October 30, 2013 at 11:29pm*

**geometry**

a point (-3,2) lies on a circle whose equation is (x+3)squared +(y+1)squared=rsquared what is the radius of the circle plz put steps
*Wednesday, October 30, 2013 at 9:33pm*

**Geometry**

If the measure of ABC = 180o, and the length of AD and DC are equal, which is the measure of ACD?
*Wednesday, October 30, 2013 at 10:53am*

**Geometry**

I only have one question # 1 find to the nearest meter the height of a church spire that casts a shadow of 50 meters when the angle of elevation of the sun measures 68 degrees.
*Tuesday, October 29, 2013 at 8:42pm*

**Geometry**

I only have one question # 1 find to the nearest meter the height of a church spire that casts a shadow of 50 meters when the angle of elevation of the sun measures 68 degrees.
*Tuesday, October 29, 2013 at 8:33pm*

**geometry**

How do you find the distance of 2 points?
*Tuesday, October 29, 2013 at 8:06pm*

**Geometry**

1.) A skateboard ramp has a 158° entry angle. Find the measure of ∠1. 2.) Which of the following equations is parallel to the line passing through A(-2, 7);B(-2, -2)? 3.) Which of the following equations would graph a line parallel to 3y = 2x - x + 5? *Please help me!
*Tuesday, October 29, 2013 at 12:38pm*

**Coordinate Geometry: Ms.Sue or someone please help**

Hi! Can you please help me with this problem/proof? I'm not sure how to approach it. Thanks! Prove that a line perpendicular to a radius at the point where the radius meets the circle is tangent to the circle. Use coordinate geometry.Hi! Can you please help me with this ...
*Monday, October 28, 2013 at 6:33pm*

**Coordinate Geometry: Ms.Sue or someone please help**

Hi! Can you please help me with this problem/proof? I'm not sure how to approach it. Thanks! Prove that a line perpendicular to a radius at the point where the radius meets the circle is tangent to the circle. Use coordinate geometry.Hi! Can you please help me with this ...
*Monday, October 28, 2013 at 5:55pm*

**Coordinate Geometry**

Hi! Can you please help me with this problem/proof? I'm not sure how to approach it. Thanks! Prove that a line perpendicular to a radius at the point where the radius meets the circle is tangent to the circle. Use coordinate geometry.Hi! Can you please help me with this ...
*Monday, October 28, 2013 at 5:09pm*

**Geometry**

Find the measure of angle DBC. D=X^2+1 A=2x+3x-2 C=4x+3 This is the only question I do not know for my homework ,I just don't understand it. PLEASEE Explain Step By Step .
*Sunday, October 27, 2013 at 2:56pm*

**Geometry: Ms. Sue or Steve or someone help please?**

Given a triangle ABC with A(6b,6c) B(0,0) and C (6a,0), prove that the medians of the triangle are concurrent at a point that is two thirds of the way from any vertex to the midpoint of the opposite side. I'm not sure how to prove this. I tried and when I got to finding ...
*Thursday, October 24, 2013 at 6:38pm*

**Geometry**

Given a triangle ABC with A(6b,6c) B(0,0) and C (6a,0), prove that the medians of the triangle are concurrent at a point that is two thirds of the way from any vertex to the midpoint of the opposite side. I'm not sure how to prove this. I tried and when I got to finding ...
*Thursday, October 24, 2013 at 5:57pm*

**Geometry **

Find JL if JK=17-x, KL=2x-7, and K is the midpoint of JL
*Thursday, October 24, 2013 at 4:38pm*

**GEOMETRY TRIANGLE **

IN TRIANGLE ABC, A POINT D IS ON AC SO THAT AB=BD. ANGLE ABC - ANGLE ACB = 30. FIND ANGLE CBD HELP NNNNNDEEEEEDDDD PLEASE
*Thursday, October 24, 2013 at 8:30am*

**geometry**

what year does college look at gpa i got a 3.o for my midterm and if i get 4.0s all other erms of my freshmen year and rest years can i make it to a uc
*Tuesday, October 22, 2013 at 10:09pm*

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