Sunday

August 28, 2016
**Geometry**

Find area of a triangle with side lengths 15 15 and 8
*Sunday, April 10, 2016 by Anonymous*

**Geometry**

A rectanglular swimming pool has a length of 25 feet and a width of 12 feet. You want to ass a gravel walkway that is 4 feet wide all the way around the pool. What is the area of the gravel walkway
*Sunday, April 10, 2016 by Saniya*

**Geometry **

given the parallelogram of the perimeter RATU with vertices R(1,3) S(-2,-2) T(4,0) U(7,4):round to the nearest hundredth Rec1: Rec2: triangle 1: triangle 2: triangle 3: triangle 4:
*Sunday, April 10, 2016 by Anthony *

**geometry (check answers)**

Determine whether you can construct many, one, or no triangle(s) with the given description. a) a triangle with angle measures of 50°, 70°, and 100° no b) a triangle with one angle measure of 60° and one 4-centimeter side no c) a scalene triangle with a 3-...
*Sunday, April 10, 2016 by cade*

**Geometry**

The local swimming pool is rectangular and the length is 5 feet more than twice the width If the area of the pool is 1375 square feet then what are the length and width of the pool
*Saturday, April 9, 2016 by Anonymous*

**Geometry**

A rectangular patio is 8 feet longer than it isi wide The area of the patio is 84 square feet. What are the dimensions of the patio
*Saturday, April 9, 2016 by Anonymous*

**geometry**

find the arc length of AB to the nearest tenth. AB equals 45 degrees. radius is 5 in.
*Friday, April 8, 2016 by Abigail*

**Geometry**

Quadrilateral MNPQ is the same shape but different size than quadrilateral MNPQ.tell whether one figure is a dilation of the other or not. Explain your reasoning.
*Thursday, April 7, 2016 by Khan*

**Geometry**

mollys rectangular backyard has 300 ft of fencing. one side is 40 ft find the area of the backyard
*Thursday, April 7, 2016 by Anonymous*

**Geometry**

Quadrilateral MNPQ is the same shape but different size than quadrilateral mnpq
*Thursday, April 7, 2016 by Khan*

**Geometry**

Triangle RST has angles 38 and 75.Triangle rst has angles 67 and 38.the side are proportional.
*Thursday, April 7, 2016 by Khan*

**Geometry **

Regular pentagons A and B are similar. The apothem of Pentagon A equals the radius of Pentagon B. Compare the areas. The area of Pentagon A is equal to 1.49 times the area of Pentagon B. The area of Pentagon B is equal to 1.49 times the area of Pentagon A. The area of Pentagon...
*Thursday, April 7, 2016 by SkatingDJ*

**Geometry**

A square pyramid has a surface area of 175 square inches. The square base has side lengths of 5 inches. Find the slant height of the pyramid.
*Wednesday, April 6, 2016 by Helen*

**Geometry**

A rectangular grass area ub a park measures 50 yards by 100 yards. The city wishes to put a uniform sidewalk around the grass area which would increase the area by 459 yd ^2. What is the width of sidewalk Is it 9.18 feet
*Wednesday, April 6, 2016 by Anonymous*

**Geometry**

Henry has a patio next to his house that is 15ft by 10ft. He wants to put a uniform flower bed around three sides of the patio. The area of the flower bed is 100 ft^2. What is the width of the flower bed?
*Wednesday, April 6, 2016 by Anonymous*

**Geometry**

Roy has a patio that covers 434 ft ^2. He wants to increase his patio 196 ft ^2 by adding 4 ft to both the length and width. The length of the original patio is 3 ft more than twice the width. What is the length of the new patio
*Wednesday, April 6, 2016 by Anonymous*

**Geometry**

A rectangular grass area ub a park measures 50 yards by 100 yards. The city wishes to put a uniform sidewalk around the grass area which would increase the area by 459 yd ^2. What is the width of sidewalk
*Wednesday, April 6, 2016 by Anonymous*

**Geometry **

Find the area of a hexagon with the indicated apothem: 6 sqr root 3 108 sqr root 3 in.^2 432 sqr root 3 in.^2 96 sqr root 3 in.^2 216 sqr root 3 in.^2 Last question, don't know. Please help? Thanks
*Wednesday, April 6, 2016 by SkatingDJ*

**Geometry**

If the width of rectangle ABCD is 8 cm and the length of diagonal line AC is 14, find the length of rectangle ABCD. A2 + b2 = c2. 64+ b2 =196. square root of b2 = square root of 132. B =2square of 33. L = ?
*Wednesday, April 6, 2016 by Laura*

**Geometry**

a jewlery box in the shape of a rectangle prism has a volume of 90in.3 and a height of 2 1/2 in, What are possible demensions for the length and width of base
*Wednesday, April 6, 2016 by Emily*

**Geometry **

The area of a triangle is 96. If the base of a triangle is tripled and the height is reduced to one-third its original length, what is the new area? 3 1/3 9 The area would not change I'm stumped:/ Please help? Thanks
*Wednesday, April 6, 2016 by SkatingDJ*

**Geometry**

The expression (n+3) represents the measure of an exterior angle of a regular 18 gon. What is the value of n in the expression
*Tuesday, April 5, 2016 by Anonymous*

**Geometry **

I have to find the area of a triangle. The base is 22 The height is 11 square root 3... for this, it was 19.052... I rounded that to just 19. Was this okay??? I then get 418, divided by 2, and got 209 as the area. Was it accurate that I rounded that number?
*Tuesday, April 5, 2016 by SkatingDJ*

**Geometry**

The expression (a-4) represents the measure of an interior angle of a regular 20-gon. WHat is the value of a in the expression
*Tuesday, April 5, 2016 by Anonymous*

**Geometry**

A rectangular grass area ub a park measures 50 yards by 100 yards. The city wishes to put a uniform sidewalk around the grass area which would increase the area by 459 yd ^2. What is the width of sidewalk
*Tuesday, April 5, 2016 by Anonymous*

**Geometry**

mr james has a swimming pool in his backyard that is 10 ft by 15 ft he wants to put a concrete sidewalk with uniform width around his pool so that the pool and sidewalk cover a combined area in his backyard of 336 ft ^2. What is the width of the sidewalk?
*Tuesday, April 5, 2016 by Anonymous*

**Geometry **

A farmer is estimating the surface area of his barn to find how much paint he needs to buy. One part of the barn is triangular as shown. The base of the triangle is 22 meters long Both angles on either side connecting the base to each leg is 30 degrees. (It looks like an ...
*Tuesday, April 5, 2016 by SkatingDJ*

**Geometry**

A piece of art is in the shape of an equilateral triangle with sides of 21 in. What is the area of the piece of art to the nearest tenth? 311.8 in.^2 381.9 in.^2 155.9 in.^2 191.0 in.^2 Please help?
*Tuesday, April 5, 2016 by SkatingDJ*

**geometry**

Line AB is parallel to line CD. What is the sum of the measure of angle K and the measure of angle Y?
*Tuesday, April 5, 2016 by Brittany*

**geometry**

If the measures of the acute angles of a right triangle are 3x + 4 degrees and 4x + 2 degrees, what are the measures of all three angles of the right triangle?
*Monday, April 4, 2016 by luci*

**Geometry**

One advantage of the prismoidal formula is that you can use it to A. determine volumes of figures that aren't prismoids. B. estimate the volume of solids that are combinations of other solids. C. calculate precise volumes of all prismoids. D. calculate both volume and ...
*Monday, April 4, 2016 by marceline*

**math- geometry**

A dilation with a scale factor of 4 maps figure A onto A'. By what scale factor would another dilation map figure A' back to figure A? is it 1/4?
*Monday, April 4, 2016 by renee*

** geometry**

given the points A (-4 ,3) B (12 ,11) and C (4,7) .point c divides AB into what ratio?
*Sunday, April 3, 2016 by roseanne*

**Geometry**

Ralph wants to put a fence around his rectangular garden. His garden measures 53 feet by 55 feet.The garden has a path around it that is 3 feet wide. How much fencing material does Ralph need to enclose the garden and path?
*Saturday, April 2, 2016 by Boberto*

**Geometry**

Find the length of a rectangle if the area is (2x^2|15x|18) inches^2 and the width is (x=6) inches.
*Saturday, April 2, 2016 by Anonymous*

**Geometry**

An equilateral triangle with altitude length of 7 square root 3 centimeters. Find the area and perimeter A=49 square root 3 divided by 2 cm ^2 P=42cm
*Saturday, April 2, 2016 by Anonymous*

**Geometry**

Find the perimter and area of a 45-45-90 degree triangle with hypotenuse length of 10 centimeters. P=20 square root 2 cm? A=50 cm ^2
*Saturday, April 2, 2016 by Anonymous*

**Geometry**

A wheel 2ft wide rolls a distance of .015 miles in .005 hours. What is the wheels speed in rpm's?
*Thursday, March 31, 2016 by Alan*

**Geometry **

A segment with endpoints (3, -2) and (4, 2) is dilated to the image segment with endpoints (9, -6) and (12, 6). What is the scale factor for the dilation? 3 2 6 **my choice 9 **i feel its this one too, im stuck
*Thursday, March 31, 2016 by Jessica*

**Geometry**

The lateral area of a cone is 736 pi cm^2. The radius is 46 cm. Find the slant height to the nearest tenth. A. 16 cm B. 21.1 cm C. 13.4 cm D. 21.6 cm step-by-step
*Thursday, March 31, 2016 by CarpeDiem*

**Geometry**

(x)(x+10)=1200
*Thursday, March 31, 2016 by Annie*

**geometry and trig**

I have a regular octagon with a radius of 9. I have split the 8 pie slices into right angles--leaving angles 90, 67.5, and 22.5. I looked for the sine of 22.5 opp/hyp and get .38. Then the oppositeside is 6.84. I can't get the right answer, what am I doing wrong? Thanks
*Wednesday, March 30, 2016 by lulu*

**Geometry**

The area of a rhombus is 31 feet squared one diagonal is 14 ft long. Find the length of the other diagonal
*Wednesday, March 30, 2016 by Anonymous*

**Geometry**

The height of a trapezoid is 2 inches. If one base is 14 inches long and the area is 49 inches squared find the length of the other base. I know the Area of a trapezoid is A=1/2(b1+b2)h but Idk how to apply it when working backwards
*Wednesday, March 30, 2016 by Anonymous*

**geometry**

construct a triangle PQR in which pq=5.5cm angle p=75Â° and pr=5cm?
*Wednesday, March 30, 2016 by Anonymous*

**geometry**

construct a triangle PQR in which pq=5.5cm angle p=75Â° and pr=5cm?
*Wednesday, March 30, 2016 by Anonymous*

**Geometry**

I am getting ,4,11,2 marks I need 82 To pass what should I doo and my final paper is over and it Was not good for me iam feeling depressed
*Wednesday, March 30, 2016 by Aradhana*

**Geometry (check)**

Mario’s company makes unusually shaped imitation gemstones. One gemstone had 12 faces and 10 vertices. How many edges did the gemstone have? A. 23 edges B. 22 edges C. 25 edges D. 20 edges****
*Tuesday, March 29, 2016 by CarpeDiem*

**geometry**

for triangle ABC find the measure of AB given measure of angle A=55 degrees, measure of angle B=44 degrees, and b = 68
*Tuesday, March 29, 2016 by Buddy*

**Geometry**

Find the surface area of a conical grain storage tank that has a height of 46 meters and a diameter of 16 meters. Round the answer to the nearest square meter. A. 1375 m^2 B. 3151 m^2 C. 2548 m^2 How would I go about doing this?
*Tuesday, March 29, 2016 by CarpeDiem*

**Geometry**

The ratio of the width to the length of a rectangle is 4:5, If the area of the rectangle is 500 square centimeters, what is the length of the rectangle?
*Monday, March 28, 2016 by JCAINE*

**Geometry**

Is it true for a reflection on a plane... To reflect across the: xy-plane (x,y,z)→(x,y,−z) xz-plane (x,y,z)→(x,−y,z) yz-plane (x,y,z)→(−x,y,z)? Is that true for all planes or just a few particular ones?
*Monday, March 28, 2016 by Aaden Caldwell*

**Geometry **

A plane is located at C on the diagram. There are two towers located at A and B. The distance between the towers is 7,600 feet, and the angles of elevation are given. a. Find BC, the distance from Tower 2 to the plane, to the nearest foot. b. Find CD, the height of the plane ...
*Saturday, March 26, 2016 by SkatingDJ*

**geometry**

What is the ratio of the area of sector AOB to the area of sector COD? 1/3,1/4,1/9,3/8
*Friday, March 25, 2016 by jo*

**geometry**

2004-06-01-04-00_files/i0320000.jpg Find the volume of the cone. Round your answer to the nearest hundredth.
*Friday, March 25, 2016 by allison*

**Geometry **

There is a flagpole in the school parking lot. Which of the following is true about the angle of depression from the top of the flagpole to the parking lot, and the angle of elevation from the parking lot to the top of the flagpole? Choose two of the following. They are ...
*Thursday, March 24, 2016 by SkatingDJ*

**geometry**

a regular pentagon has an apothem of 3.2 and an area of 37.2 cm. What is the length of one side of the pentagon?
*Thursday, March 24, 2016 by Steve*

**Geometry **

Find the value of x. Round to the nearest tenth of a unit. A right triangle. The hypotenuse is 580 yards. The opposite leg (not the base) is x. The exterior degree on the top of the triangle is 27. 263.3 yd 295.5 yd 516.8 yd 1,277.6 yd
*Thursday, March 24, 2016 by SkatingDJ*

**Geometry**

You want to draw an enlargement of a design that is painted on a 4 in. by 5 in. You will be drawing this design on a piece of paper that is 8 1/2 in. by 11 in. What are the dimensions of the largest complete enlargement you can make? A. 1 3/5 in by 10 5/8 in B. 1 3/8 in by 3/5...
*Thursday, March 24, 2016 by newbie*

**Geometry**

What is the area of a parallelogram with base length 12 m and height 9 m? A = bh so... 12 x 9 = 180 A = 180m Right?
*Thursday, March 24, 2016 by UpSaNdDoWnS*

**Geometry**

A parallelogram has sides 15 cm and 18 cm. The height corresponding to a 15-cm base is 9 cm. What is the height corresponding to an 18-cm base? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ step-by-step explanation please and thank you ^_^
*Thursday, March 24, 2016 by UpSaNdDoWnS*

**Geometry **

We know from historical records that the Great Pyramid of Giza was originally about 147 m tall. Assuming it was built with its faces at 52 degree inclines, what was the original length of one side of its base? Round your answer to the nearest meter. 91 m 115 m 181 m 230 m I&#...
*Wednesday, March 23, 2016 by SkatingDJ*

**Geometry**

Describe in words the translation of X represented by the translation rule T < -7, -8 > (X). A. 7 units to the right and 8 units up B. 8 units to the left and 7 units up C. 7 units to the right and 8 units down D. 7 units to the left and 8 units down***** If I am wrong, ...
*Wednesday, March 23, 2016 by Carpe_Diem*

**geometry**

In triangle FGH, g = 8ft, h=13ft, and m=F= 72degrees. Find m<G round to nearest tenth a- 26.2 b- 33.9 c- 72.1 d- 32.5 my answer is b
*Wednesday, March 23, 2016 by Steve*

**geometry**

The area of a triangle is 6 square feet. The base is 3 times the height. What is the base of the triangle?
*Tuesday, March 22, 2016 by laura*

**Math (Geometry!)**

What angle is complimentary to 32° a.−32° b.148° c.58° d.32° im pretty sure the answer is going to be 32 degrees if it is complimentary agnle
*Monday, March 21, 2016 by Sarah Lott*

**Math (Geometry!)**

What is the definition of complimentary angles? a. Two angles that add to be 180° b. Two angles that have a difference of 90° c. Two angles add to be 90° d. Two angles that have a difference of 180° I think the answer is B.
*Monday, March 21, 2016 by Sarah Lott*

**Geometry**

Use the Law of Sines to find the missing angle of the triangle. Find m∠B given that c = 83, a = 44, and m∠A = 31. A. 76.3° B. 15.8° C. 72.7° D. 164.2° Need help on how I would go about doing this...step-by-step. Thank you!
*Monday, March 21, 2016 by Carpe_Diem*

**geometry**

In a square of compost 4 ft by 4 ft. Ms. Lee had 1000 worms. How many worms can she have if her square of compost has a side lenght that is 8 times longer?
*Sunday, March 20, 2016 by Anonymous*

**geometry**

Flower seeds will be planted at points that lie on a circle that has a diameter of 8 feet. The point where any seed is planted must be 2 feet away from the seefs on either side of it. What is the maximum number of seeds that can be planted.
*Sunday, March 20, 2016 by nik*

**Geo**

Hi I need some major help on surface area and volume. Do you think you can provide some examples for me to solve out? I don't get any of the formulas or how to get the correct answers. I'm struggling in Geometry this year I'm in K12 (homeschooled) and I have a D in...
*Friday, March 18, 2016 by Aaden Caldwell*

**Geometry**

#1: A ball has a radius of 1 foot. What is the surface area of the ball? A. 2 pi ft^2 B. 4 pi ft^2 C. 6 pi ft^2 D. 8 pi ft^2 #2: What is the approximate surface area of the sphere if the sphere has a measurement of 27 cm? A. 247,000 cm^2 B. 9,160 cm^2 C. 36,600 cm^2 D. 339 cm^2
*Friday, March 18, 2016 by William M*

**Geometry **

If a/4 = b/7, what is the value of a/b? Can somebody guide me through a step by step please? I know it's cross multiplication, I just want to make sure I know what I'm doing since I'm a little confused with this one.
*Friday, March 18, 2016 by SkatingDJ*

**Geometry 5 questions**

What is the image of point P (-2, 3, 5) after a reflection about the xy-plane? a. P' (-2, -3, 5) b. P' (2, 3, 5) c. P' (2, -3, -5) d. P' (-2, 3, -5) #2: What is the image point R (4, -1, -3) under the translation T (x, y, z) → T' (x - 2, y + 1, z - 4...
*Friday, March 18, 2016 by Geometry Help!*

**Geometry **

a flag pole is 25 ft high. your line of sight is 5 ft from the ground. the angle of elevation is 23 degrees, how far away from the base of the flag pole are you?
*Friday, March 18, 2016 by Chloe*

**Geometry (check)**

A model is made of a car. The car is 3 meters long and the model is 3 centimeters long. What is the ratio of the length of the car to the length of the model? A. 3 : 3 B. 1 : 100 C. 1 : 3 D. 100 : 1*** Deal or No Deal?
*Friday, March 18, 2016 by Carpe_Diem*

**geometry**

Use the Law of Cosines to solve the problem. A ship travels due west for 83 miles. It then travels in a northwest direction for 111 miles and ends up 165 miles from its original position. To the nearest tenth of a degree, how many degrees north of west did it turn when it ...
*Friday, March 18, 2016 by Steve*

**Geometry **

Which of the following is equivalent to e+f/a-d = b/a a(e+f) = b(a-d) a+f/a-d = b/a ae+f = ab-d b(e+f) = a(a-d) I don't know how to do this:/ Some guidance would be great:)
*Thursday, March 17, 2016 by SkatingDJ*

**Geometry**

A model is made of a car. The car is 9 feet long and the model is 6 inches long. What is the ratio of the length of the car to the length of the model?
*Thursday, March 17, 2016 by Brianna*

**Geometry **

Find the value of x. There is two lines, they are not parallel. In between (connected) those two lines is a shape. A trapezoid by the looks of it. It is wide at the bottom and thin at the top. There are equations outside of the shape, so external angles. Upper left: (x + 16) ...
*Wednesday, March 16, 2016 by SkatingDJ*

**Geometry**

There are three points at the rim of the circle: (-4,1) (-2,-3) (5,-2). Where is the center of the lake? What is it's diameter if each unit of a coordinate plane represents 3/5 of a mile?
*Wednesday, March 16, 2016 by Peluche 🐻*

**Geometry**

A construction crew wants to hoist a heavy beam so that it is standing up straight. They tie a rope to the beam, secure the base, and pull the rope through a pulley to raise one end of the beam from the ground. When the beam makes an angle of 40 degrees with the ground, the ...
*Wednesday, March 16, 2016 by NORA*

**Geometry **

Write the equation of circle O centered at origin that passes through (9,-2) Circle B with center (0,-2) that passes through (-6,0) >For circle B, is the radius 6 in this case? So equation would be x^2+(x+2)^2=36, correct? If this is the case, how would I solve for circle O?
*Wednesday, March 16, 2016 by Peluche*

**geometry**

In a right triangle, the angles are 90, 66, and 24. The length of the base is 11. What is the length of the hypotenuse?
*Wednesday, March 16, 2016 by Steve*

**geometry**

Find the missing value to the nearest hundredth. tan ___ = 73 a- 81.61 b- 64.61 c- 60.61 d- 89.22 My answer is D
*Wednesday, March 16, 2016 by Steve*

**GEOMETRY/ALGEBRA**

A balloon, with a final volume of 40 cm3, took 4 min to fill. At what rate was the balloon filled? Choose exactly two answers that are correct. A. B. 40 cm3 = 4 min • r C. 40 cm3 • r = 4 min D. r – 4 h = 14 in.
*Wednesday, March 16, 2016 by DEE*

**Geometry Honors**

Problem: A triangular lot has two sides of length 100m and 48m as indicated in the figure below. The length of the perpendicular from a corner of the lot to the 48m side is 96m. A fence is to be erected perpendicular to the 48m side so that the area of the lot is equally ...
*Tuesday, March 15, 2016 by Ryan*

**geometry**

each face of the cabinet 413S is in the shape of a rectangle. What is the volume of the Model 413S in cubic feet? dimensions are 24 by 72 by 18
*Tuesday, March 15, 2016 by Ligia*

**Geometry **

A fish tank with a rectangular base has a volume of 4,320 cubic inches the length and width of the tank are 15 inches and 12 inches .find the height in inches of the tank
*Tuesday, March 15, 2016 by Sam*

**Geometry**

#4 Which could be the scale factor of the following similar figures? (1 point) The first triangle's sides are 9,9,12 The second triangles sides are 6,6,8 A.) 2/3 B.) 3/4 C.) 1 D.) 3/2 E.) 4/3 My answers: b & c _______________________________ #5 The rectangles in the figure...
*Tuesday, March 15, 2016 by Patty*

**Geometry**

The sum of the angle measures of a polygon w/ "s" sides is 2880. Find "s" Please help with step-by-step explanation, so I can fully understand it. Thank you.
*Tuesday, March 15, 2016 by Shae *

**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 ...
*Tuesday, March 15, 2016 by Shae *

**Geometry **

The sum of the angle measures of a polygon w/ "s" sides is 2880. Find "s" Please help with step-by-step explanation, so I can fully understand it. Thank you. (^_^) \_♥_/
*Tuesday, March 15, 2016 by Shae *

**Geometry**

Which answer is not a theorem or postulate used to prove triangles similarity? SAS SSA ~~my choice SSS AA
*Tuesday, March 15, 2016 by Jessica*

**Geometry**

Two model trains begin at the toy train station and travel continuously on two circular tracks of equal length. The first train completes a circuit in 20 seconds and the second train in 15 seconds. If both trains leave the station at the same time, after how many seconds will ...
*Monday, March 14, 2016 by Ashley*

**Math (geometry)**

Earth's diameter at the equator is about 7926 miles. A jet flies 550 miles per hour. How long would it take the jet to fly halfway around the equator?
*Monday, March 14, 2016 by Skylar(7th grade)*

**Geometry**

Please explain how I am supposed to get this I really don't understand, but I think that I know the answer. Thanks! 1. A conveyor belt carries supplies from the first floor to the second floor which is 12 feet higher. The belt makes a 60 degree angle with the ground. How ...
*Monday, March 14, 2016 by Blair*

**Geometry**

Two model trains begin at the toy train station and travel continuously on two circular tracks of equal length. The first train completes a circuit in 20 seconds and the second train in 15 seconds. If both trains, leave the station at the same time, after how many seconds will...
*Monday, March 14, 2016 by Ashley*

**Geometry**

Triangle ABC and <1 congruent <2 Prove: AD/AB = De/BC
*Monday, March 14, 2016 by Susanne*

**geometry**

Points $F$, $E$, and $D$ are on the sides $\overline{AB}$, $\overline{AC}$, and $\overline{BC}$, respectively, of right $\triangle ABC$ such that $AFDE$ is a square. If $AB = 12$ and $AC = 8$, then what is $AF$?
*Sunday, March 13, 2016 by nikita*