# Homework Help: Math: Geometry

## Recent Homework Questions About Geometry

**geometry**

A rectangle has a length that is 2 less than 3 times the width. If the perimeter is 84, find the dimensions of the rectangle.

*Tuesday, November 22, 2016 by Noah*

**Math**

I need help with proofs in geometry.

*Sunday, November 20, 2016 by Nicole*

**GEOMETRY**

in a traingle XYZ A is the mid point of XY and AB//XZ. is XZ is 8.4 cm . find the length of AB

*Saturday, November 19, 2016 by igot7*

**math**

Shopping: Tax Situation: You are purchasing four items and want to calculate the tax. The items cost $2.50, $8.75, $3.00, and $10.25. The tax rate is 6%. How much is the tax? Calculation With Distribution (Show all steps.) Calculation Without Distribution (Show all steps.) I ...

*Friday, November 18, 2016 by Elizabeth*

**Geometry**

Given that line f is parallel to line g, find the value of x. The diagram is not to scale. 3x 5x + 36 please help!!

*Friday, November 18, 2016 by Regina*

**Geometry**

One side of a prallelogram is 4.8 cm and the other side is 3/2 times the first side,find the perimeter of the parallelogram

*Friday, November 18, 2016 by Geometry*

**Geometry**

Please check my answers 1. A triangle has side lengths of 34 in, 20 in, and 47 in. Is the triangle acute, obtuse or right? a. Right b. Obtuse* c. Acute 2. Quilt squares are cut on the diagonal to form triangular quilt pieces. The hypotenuse of the resulting triangles is 26 ...

*Friday, November 18, 2016 by Annoymous*

**Geometry**

If the length of the base of a parallelogram is decreased by 30％and the height is increased by 20％ what Is the percent decrease in the area of the parallelogram

*Thursday, November 17, 2016 by Winni*

**Geometry**

There showing a diagram and asking for the value of x and y. There is 4 'slots' for angles to be placed. The first angle is (19x-11) and its perfectly across from (10x+7) which probably means theyre congruent. Then theres (3y) which is across from a blank space which could be ...

*Thursday, November 17, 2016 by Bebo*

**geometry**

given: segment HI congruent to segment GJ, segment HI parallel to segment GJ prove: triangle GJH congruent to triangle IHJ

*Wednesday, November 16, 2016 by Bret*

**Geometry**

The measure of central angle YCZ is 80 degrees. What is the sum of the areas of the two shaded sectors?

*Wednesday, November 16, 2016 by Marcelo*

**solid geometry**

A cone circumscribed a sphere and has its slant height equal to the diameter of its base. Show that the volume of the cone is 9/4 the volume of the sphere.

*Tuesday, November 15, 2016 by defensivepoison*

**geometry**

Each of the twelve edges of a cube of edge 'a' is tangent to a sphere. Find the volume of that portion of the cube which lies outside the sphere.

*Tuesday, November 15, 2016 by defensivepoison*

**Geometry**

Find the orthocenter of triangle ABC. A (3,5) B (9,5) C (5,3) I think it is (9, 5).

*Tuesday, November 15, 2016 by Kaashif*

**Geometry**

Find the orthocenter of triangle ABC. A (3,5) B (9,5) C (5,3) I think it is (9, 5).

*Tuesday, November 15, 2016 by Kaashif*

**geometry**

Find the measure of each exterior angle of a regular polygon whose central angle measures 120 degrees.

*Tuesday, November 15, 2016 by Mark*

**geometry**

Find the measure of each interior angle of a regular polygon whose central angle measures 60 degrees.

*Tuesday, November 15, 2016 by Mark*

**Geometry**

Given IE is congruent to GH, EF is congruent to HF. F is the midpoint of GÌ. Prove the triangles EFI is congruent to HFG. . Can you please help me to understand how to do this problem? I don't understand how to find a proof. Thank you so much for your help.

*Monday, November 14, 2016 by Marina*

**Math-Geometry**

Definition of Scalene triangle

*Monday, November 14, 2016 by Shaw*

**Geometry**

A tank in the form of a right rectangular prism (see figure below) has dimensions 1m x 2m x 3m. If the tank is filled with water, what is the mass of the water (in kg)? Write your answer with no comma and unit. (1 cm3 = 1 gram).

*Monday, November 14, 2016 by LAWRENCE*

**geometry**

Create a wrapping paper design that includes at least four of the following constructions: a bisected angle a perpendicular line drawn from a point not on a line to a line a perpendicular line drawn through a given point on a given line a quadrilateral with at least one pair ...

*Monday, November 14, 2016 by Student*

**Geometry**

I am doing volume and surface areas of 3D figures, and am running into the problem of having to give the exact answers as well as approximate answers. The approximate answers I don't have a problem with but the exact answers are requiring me to get the solution of a problem ...

*Sunday, November 13, 2016 by Dan*

**Geometry**

In Parallelogram PARK, angle P = (7x) degree angle A = (3x - 20) degree angle K = (5y - 10) degree. What is x + y?

*Saturday, November 12, 2016 by Angel*

**Geometry**

In Parallelogram PARK, angle P = (7x) degree angle A = (3x - 20) degree angle K = (5y - 10) degree. What is x + y?

*Saturday, November 12, 2016 by Anonymous*

**Geometry**

Explain what a polygon is and how it is classified.

*Friday, November 11, 2016 by Dominique*

**plane geometry**

how many feet of wood is needed to build a rectangular frame 10 inches by 11 inches

*Friday, November 11, 2016 by Anonymous*

**Geometry**

Samantha is buying carpet for her family room, which is 8 yards by 13 yards. The carpeting is sold in square meters. How many square meters of carpeting will she need? (Use 1 yd ≈ 0.9144m.) I am pretty sure 8 and 13 need to be squared and then added together ...

*Thursday, November 10, 2016 by Dan*

**geometry**

Help!!! Line segment EF in the xy-coordinate plane has endpoints with coordinates (-4,9) and (6,4). What are two possible locations for point G so that G divides EF into two parts with lengths in a ratio of 1:4?

*Tuesday, November 8, 2016 by Noah*

**Geometry**

A segment has endpoints X (-6,2) and Y (-1,-3). Which are the coordinates of the image for a dilation with scale factor of 1.5 and center at the origin? A. X'(-7.5) Y (-2.5,-5.5) B. X'(-4.5) Y (.5,-5.5) C. X'(-3,1) Y (-.5,-1.5) D. X'(-9,3) Y (-1.5,-4.5) <<<<<

*Tuesday, November 8, 2016 by Rena*

**Geometry**

Let x equal the age, in human years, for a dog that is 2 years old or older. For each of your chosen breeds, write an expression to model its age in dog years. [Hint: Use (x-2) in each expression.] the dogs are 2yrs: 23 yrs old 3yrs: 27 yrs old 4yrs: 31 yrs old 5yrs: 35 yrs ...

*Tuesday, November 8, 2016 by DON'T Skip Me pls*

**geometry**

One more problem I need help with. Line segment EF in the xy-coordinate plane has endpoints with coordinates (-4,9) and (6,4). What are two possible locations for point G so that G divides EF into two parts with lengths in a ratio of 1:4?

*Tuesday, November 8, 2016 by Noah p*

**math geometry**

Please help so hard. My problem... In the coordinate plane point C lies on line segment AB. The coordinates for MN are (2,4) and (16,12). If the ratio of the length of AC to the length of CB is 3:4, what is the x-coordinate of point C?

*Tuesday, November 8, 2016 by erika*

**geometry**

I need help with my math.. Can someone please help.. In the coordinate plane point X lies on line segment MN. The coordinates for MN are (-1,3) and (7,10). If the ratio of the length of MX to the length of XN is 2:5, what is the y-coordinate of point X?

*Tuesday, November 8, 2016 by jamie*

**Geometry (Please check my work)**

A segment has endpoints M(6,15) and N(-3,9). The image of the segmen for a dilation with center (0,0), has endpoints M'(2,5)and N (-1,3). What is the scale factor of dilation? A. 2<<<< B. 3 C. 1/2 D. 1/3 I'm not confident with this answer because I still don't ...

*Tuesday, November 8, 2016 by Sami*

**geometry**

I have no clue to this. Please help. Line segment CD has endpoints with coordinates (1,2) and (9,6). What is the location for point E so that E divides CD into the ratio 3:1?

*Monday, November 7, 2016 by noah*

**geometry**

a rectangular prism has a total surface area of 166mm^2, a height of 4mm, a width of 5mm. what is the length of the prism?

*Monday, November 7, 2016 by jill*

**Geometry**

In triangle UVW state the side opposite to angle U and angle V ?

*Monday, November 7, 2016 by Mashnaf*

**geometry**

If m AOB = m COD = 90 ,find m COB + m AOD.

*Friday, November 4, 2016 by hannah*

**Geometry**

Find the radius of a circle whose circumference is 37.3cm (Take pie =3.14cm)

*Friday, November 4, 2016 by Yukti behl*

**geometry**

construct an isosceles triangle and construct Sierpinksi's triangle. Repeat the pattern three times. What segment of a triangle does this pattern make use of over and over again?

*Wednesday, November 2, 2016 by George*

**Geometry (Please check my work)**

Find the image of O (-2,-1) after two reflections, first across the line y=-5, and then across the line x=1. I believe the answer should be (-1,-6) Can someone please confirm?

*Wednesday, November 2, 2016 by Sami*

**geometry**

The endpoint of a diameter of a circle are L(-3,-2) and G(9,-6) what is the length of the radius of the circle?

*Monday, October 31, 2016 by dheah*

**geometry**

The radius of a circle given C (4,-1) and (8,2). What is the equation that defines the circle if its center is at the fourth quadrant?

*Monday, October 31, 2016 by dheah*

**geometry**

how does the exterior angle theorem makes sense based on the triangle angle-sum theorem? i know what both of the theorems are i just dont understand how they are 'connected'?? thanks!

*Monday, October 31, 2016 by camryn*

**Geometry**

Using the notation Ta,b(x,y)=(x+a, y+b) write a translation function

*Monday, October 31, 2016 by Donna*

**Geometry Help**

Triangles DEF and D'E'F' are shown on the coordinate plane below: Triangle DEF and triangle D prime E prime F prime with ordered pairs at D negative 1, 6, at E 1, 3, at F 6, 3, at D prime 6, 1, at E prime 3, negative 1, at F prime 3, negative 6. What rotation was applied to ...

*Sunday, October 30, 2016 by Oscar*

**Geometry Help?**

Can anyone check my answers? * = My answer 1. Find the length of the missing side. Leave your answer in simplest radical form (1 point) The triangle is not drawn to scale. Sides 4 on the bottom and 3 on the side a. 25 b. 144 c. 5 d. √5* 2. Find the length of the missing ...

*Thursday, October 27, 2016 by Kairi*

**Differential calculus with analytic geometry**

use implicit differentiation to find dy/dx. xy^2+4y^3=x-2y

*Wednesday, October 26, 2016 by Mohammed*

**geometry**

Find the measures of all angles formed by line a parallel to line b with transversal m, if: a one of the angles is 77°

*Tuesday, October 25, 2016 by Letizia*

**maths**

in your class 5/6 of the learners are good with mathematics.Of these 3/4 enjoy geometry.What fraction of the class enjoy geometry

*Tuesday, October 25, 2016 by nelson*

**geometry**

The ramp rises 20 from the ground and a vertical distance of 30 inches . how much horizontal distance does the ramp cover

*Monday, October 24, 2016 by oscar*

**Geometry**

The lengths of the three sides of an isosceles triangle are 24", 24", and 14". Find the measure of each length of each angle. Then find the area of the triangle.

*Sunday, October 23, 2016 by George*

**Geometry**

Once drawing the pentagon with a radius of 2, how would you figure out the side length when only knowing that the radius is 2 and when the apothem is placed it splits into a 36-60-90 triangle?

*Sunday, October 23, 2016 by George*

**Geometry**

Two buildings are separated by an alley. From a window 80 feet above the ground in one of the buildings, it can be observed that the angle of elevation to the top of the other building is 62*, and the angle of depression the the bottom of the building is 75*. Find the height, ...

*Sunday, October 23, 2016 by George*

**coordinate geometry**

find the equation of circle having centre in 1st quadrant, touching x-axis,having a common tangent y=3^1/2x+4 with the circle x^2+y^2+4x+4y+4=0 such that the distance between two circles along the x-axis is 3 units ?

*Thursday, October 20, 2016 by rakesh*

**geometry**

What are the lengths of the legs of a right triangle in which one acute angle measures 19° and the hypotenuse is 15 units long?

*Wednesday, October 19, 2016 by heather*

**geometry**

Which is not true about adjacent angles? A They are coplanar. B They share a common side. C They have no interior points in common. D They have the same measure.

*Wednesday, October 19, 2016 by brent*

**Geometry**

Find the measure of an angle if its measure is 8 less than its complement

*Monday, October 17, 2016 by PLZ HELP!!!*

**Geometry**

The measure of angle 2 is 20 less than one third the measure of its supplementary angle 1. Find the measure of the angles

*Monday, October 17, 2016 by Anonymous*

**Geometry**

Write a two column proof for: Given t is parallel s; angle 5 is congruent to angle 6. Prove: l is parallel m. Statements Reasons 1. t is parallel 1. Given to s 2.

*Monday, October 17, 2016 by Sharon*

**Geometry**

Find the distance CD rounded to the nearest tenth. C=(7,-4) D=(-8,-5) CD=?

*Monday, October 17, 2016 by CJ*

**geometry b**

Point T is the midpoint of . The coordinate of T is (0, 4) and the coordinate of J is (0, 2). The coordinate of H is: z

*Monday, October 17, 2016 by Dejloafer98*

**Geometry I**

Two transformations take place, the resultant change is A(x,y) ---A''(x+4, y-6), This is a result of a reflection in the y axis followed by a _________ (translation, reflection, rotation). I have the answer give by teacher as a "reflection, but I don't understand why or how ...

*Sunday, October 16, 2016 by Susana*

**Geometry I**

Two transformations take place, the resultant change is A(x,y) ---A''(x+4, y-^, This is a result of a reflection in the y axis followed by a _________ (translation, reflection, rotation). I have the answer give by teacher as a "reflection, but I don't understand why or how the...

*Sunday, October 16, 2016 by Susana*

**Geometry**

If XZ=50, what are XY and YZ XY=a YZ=a+8 Can someone help me ASAP..IM SO CONFUSED

*Friday, October 14, 2016 by Mimijola*

**geometry**

sketch LM on paper. Construct a line segment to LM. Then construct the perpendicular bisector of a line segment

*Friday, October 14, 2016 by Student*

**geometry**

The measure of the supplement of an angle is three times the measure of the complement. Solve for the angle. I just want to find the equation but I do not understand it. I know that the angle is 40 degrees. Please teach me how to find the equation

*Thursday, October 13, 2016 by kevin*

**geometry**

the teacher: 15 seconds after the buzzer, the teacher has 135 meters to go to the finish line. 32 seconds after he left the starting line, the teacher has to run 50 meters more to the finish line. Usain Bolt: 22 seconds after the buzzer, usain has 189 meters to finish. 36 ...

*Wednesday, October 12, 2016 by aniya*

**Geometry**

The midpoint of uv is (5 -11). the coordinates of one endpoint are u(3 5) find the coordinates of endpoint v. I really need help asap! i have to put this in today.. Please and thank you!

*Wednesday, October 12, 2016 by Unknown*

**Geometry**

The midpoint of uv is (5 -11). the coordinates of one endpoint are u(3 5) find the coordinates of endpoint v. I really need help asap! i have to put this in today.. Please and thank you!

*Wednesday, October 12, 2016 by Unknown*

**geometry**

triangle xyzangle y=90,anglez=60,xz=12cm then what is the length of sideyz

*Wednesday, October 12, 2016 by juan*

**Plane and solid geometry**

Change to standard form 2x^2+4y^2-12x-64y-16=0 i don't know how to solve it.

*Wednesday, October 12, 2016 by Loraine*

**Geometry**

Find the measure of the third angle of a triangle given the measure of two angles are 86º and xº. A- 86-x B- 90-x C- 94-x D- 180-x My answer was A. Please correct me if I am wrong. Thank you

*Monday, October 10, 2016 by Kaashif*

**geometry**

for two angles ABC and DBC the measure of ABC was 30 degrees and DBC is its complement. ray BE is the angle bisector of ABD. consider each angle. does the angle have a measure of 45 degrees? select yes or no for DBC ABE DBE

*Monday, October 10, 2016 by amanda ripoll*

**History**

All day long and in all places I am always fastening upon you, stirring you and persuading you and reproaching you. You will not easily find another like me. Use the passage to answer the question. 1. In the passage, what Greek philosopher describes his own method of seeking ...

*Monday, October 10, 2016 by alex*

**geometry**

A circle has a center at (8, 2). The point (3, 7) is on the circle. What is the area of the circle to the nearest tenth of a square unit?

*Saturday, October 8, 2016 by harambe*

**Geometry**

How do we use geometry in our everyday lives?

*Saturday, October 8, 2016 by Zoella*

**Geometry**

1) What are the converse, inverse, and contrapositive of the statement? Which statements are true? If the figure is a rectangle with sides 2 cm and 3 cm, then it has a perimeter of 10cm. My A: the statement is not true. 2) What are the hypothesis and the conclusion of the ...

*Friday, October 7, 2016 by Mary*

**Geometry**

A 12-ft-by-15-ft rectangular swimming pool has a 3-ft-wide-no-slip surface around it. What is the outer perimeter of the no-slip surface? 78 ft 78 ft^2 198 ft 198 ft^2 I've already completed it, and know the answer is 78 ft, but I don't quite understand it. I would appreciate ...

*Friday, October 7, 2016 by Anonymous*

**Geometry**

The vertices of ∆ABC are A (-2,5), B(-2,4), and C(-5, 3). If ∆ABC is reflected across the line y=-2 to produce the image ∆A’B’C, find the coordinates of the vertex A’ if ∆ABC is reflected across the line x= -2.

*Friday, October 7, 2016 by Colleen*

**Geometry**

1) What are the converse, inverse, and contrapositive of the statement? Which statements are true? If the figure is a rectangle with sides 2 cm and 3 cm, then it has a perimeter of 10cm. My A: the statement is not true. 2) What are the hypothesis and the conclusion of the ...

*Friday, October 7, 2016 by Sam*

**geometry**

I am not a student, I am a parent trying to help my son. I understand why you do not want to solve the questions, but can you please help me set them up correctly so I can try? h = -16t(exponent 2) + 60t where t is the time in seconds. A) Factor the expression B) What is the ...

*Wednesday, October 5, 2016 by KP1*

**Enriched Geometry**

Rotate (0,1) counter clockwise 18000 degrees

*Wednesday, October 5, 2016 by vim*

**Geometry**

Point A (-2,3) and point B (4,6) are the endpoints of segment AB. What are the coordinates of point C on segment AB that AC is 2/3 the length of segment AB from point A? Please help, thanks.

*Tuesday, October 4, 2016 by Maisie*

**Geometry**

can someone explain this to me? When using the midpoint formula, what is different between a number line and a coordinate plane?

*Tuesday, October 4, 2016 by Anonymous*

**Geometry**

The midpoint of UV is (5, -11). The coordinates of one endpoint are U(3, 5). Find the coordinates of endpoint V. I know what the question is asking, but I'm not sure what steps to take to calculate the other endpoint based on the midpoint. Please help, I have limited time!

*Monday, October 3, 2016 by Anonymous*

**world history**

1. Which statement best describes the period known as the Old Kingdom? It was a time of dynastic uncertainty. It was a time of development. It was a time of great geographic expansion.*** 2. In what way was the Nile both a benefit and a disadvantage for Egypt? It provided ...

*Monday, October 3, 2016 by cupcakesss*

**Geometry**

Please help me. What is the radius of a circle whose area is equal to sum of the ares of the circles with radii which are 14cm and 18cm?

*Sunday, October 2, 2016 by Tyche*

**geometry**

A line segment on a number line has its endpoints at -9 and 6 find the coordinate of the midpoint of the segment please help the answer choices are A.1.5 B.-1.5 C.2 D.-3

*Thursday, September 29, 2016 by dawn*

**Geometry**

A map has the scale 2.5 inches:.75 miles. The distance from east to west is 6 inches what is the distance in miles

*Thursday, September 29, 2016 by Jen*

**geometry**

using the slope y-intercert equation, how do you write an equation that passes through point p and is parallel to the line. P(2,4), y = -3x. Is it y = -3x + 10? Thanks

*Wednesday, September 28, 2016 by jill*

**Geometry**

angle m3 = 37. Find angle m1

*Wednesday, September 28, 2016 by hi*

**geometry**

he coordinates of point A are (3, 4). The coordinates of point B are (4, 1). If point M is the midpoint of segment AB, what is true about AM and MB?

*Wednesday, September 28, 2016 by jayda*

**Geometry**

1) Explain how you can use a straightedge and a compass to construct an angle that is both congruent and adjacent to a given angle. 2) When constructing a perpendicular bisector, why must the compass opening be greater than the 1/2 the length of the segment? 3) When ...

*Tuesday, September 27, 2016 by 123*

**World history**

1. Which statement best describes the period known as the Old Kingdom? It was a time of dynastic uncertainty. It was a time of development. It was a time of great geographic expansion.*** 2. In what way was the Nile both a benefit and a disadvantage for Egypt? It provided ...

*Tuesday, September 27, 2016 by Y*

**Geometry**

I have another question that stumped me Line segment AB with length a is divided by points P and Q into three line segments: AP , PQ, and QB , such that AP = 2PQ=2QB. Find: A)the distance between point A and the midpoints of the segments the segment QB B) the distance between ...

*Saturday, September 24, 2016 by Ava*

**Geometry**

I am doing 7th grade algebra, and my homework is due by 9:00 and I don't know how to solve this question: Find the measures of supplementary angles 1 and 2 if, A) m angle 1 is less than m angle 2 by 40 degrees B) m angle 1:m angle 2=5:4 Please help soon my class starts at 9:00

*Saturday, September 24, 2016 by Ava*

**Geometry**

If there are 7.48 gallons of water in a cubic foot, how many gallons of water is needed to fill a pool that is 2,260.8 cubic feet?

*Friday, September 23, 2016 by Nae*

**GEOMETRY**

Find the coordinates of the points that divide the segment A(-6, -3) and B(3, 1) into three equal parts.

*Friday, September 23, 2016 by MARIA CHRISTINA*

**Geometry and algebra**

A rectangle wother does 12 and 16 cm is inscribed in a circle with centre of.a dart is thrown and lands in the interior of circle what is its probability of dart that lands in the shaded region

*Friday, September 23, 2016 by Soniya*