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January 18, 2017

Homework Help: Math: Geometry

Recent Homework Questions About Geometry

Analytic Geometry
find the coordinates of the foci, the ends of the major and minor axis and the ends of the latus rectum. sketch the graph x^2/25 + y^2/9 =1
Wednesday, April 20, 2016 by Earl

Geometry- URGENT PLEASE HELP!!
Medians $\overline{AX}$ and $\overline{BY}$ of $\triangle ABC$ are perpendicular at point $G$. Prove that $AB = CG$. In your diagram, $\angle AGB$ should appear to be a right angle.
Tuesday, April 19, 2016 by Sarah

Geometry- PLEASE HELP!!
Point $G$ is the midpoint of median $\overline{XM}$ of $\triangle XYZ$. Point $H$ is the midpoint of $\overline{XY}$, and point $T$ is the intersection of $\overline{HM}$ and $\overline{YG}$. Find the area of $\triangle MTG$ if $[XYZ] =150$.
Tuesday, April 19, 2016 by Bill

geometry
A circle has a circumference of 12. It has an arc of length 8/5 What is the central angle of the arc, in degrees?
Tuesday, April 19, 2016 by Jd Daza

Geometry
Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?
Tuesday, April 19, 2016 by Bill

Geometry
Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?
Tuesday, April 19, 2016 by Sally

Geometry
Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?
Tuesday, April 19, 2016 by Sally

Geometry
In $\triangle ABC$, we have $AB = AC = 13$ and $BC = 10$. Let $M$ be the midpoint of $\overline{AB}$ and $N$ be on $\overline{BC}$ such that $\overline{AN}$ is an altitude of $\triangle ABC$. If $\overline{AN}$ and $\overline{CM}$ intersect at $X$, then what is $AX$?
Tuesday, April 19, 2016 by Gill

Geometry
If you could fold a football field in half, the fifty yard line would the ? Line of symmetry
Monday, April 18, 2016 by Rachel

Geometry
Imagine a pie cut into four equal pieces. The angles formed by two adjacent pieces are A) supplementary B) Complementary I choose B is this correct? Imagine a pie cut into eight equal pieces. The angles formed by two adjacent pieces are? Supplementary (A) Am I correct??
Monday, April 18, 2016 by Rachel

Geometry
If you could fold a football field in half the fifty yard line would be the ? Find geometry term
Monday, April 18, 2016 by Rachel

Geometry
Casey sights the top of an 84 foot tall lighthouse at an angle of elevation of 58 degrees. If Casey is 6 feet tall, how far is he standing from the base of the lighthouse?
Sunday, April 17, 2016 by Tati

Math (Geometry)
what is the exterior angle sum of a 500 gon? I got .72 but I'm not sure if this is right, help would be very grateful :)
Saturday, April 16, 2016 by Sue

Geometry
Please help me with this: Using the definition, describe in words the translation of a triangle y f(x,y)=x-5,y+4)
Friday, April 15, 2016 by Anthony

Geometry
Find the radius of a right cone with a slant height of 22 and surface area of 168pi
Thursday, April 14, 2016 by Illeana

Geometry
A tabletop has the shape of a regular decagon with a radius of 9.5 inches. What is the area of the tabletop to the nearest square inch?
Thursday, April 14, 2016 by Jeanine

Geometry
How do I find the radius of a right cone with a slant of 22 and surface area of 168pi m^2?
Thursday, April 14, 2016 by Illeana

Geometry (PLEASE HELP!!!)
Please Please HELP!!!! I need the answer to this and i've worked it out but I don't know if it is correct... Please check my answer!!!! The polygons are regular polygons. Find the area of the shaded region to the nearest tenth. I can't post a picture of it but it ...
Thursday, April 14, 2016 by Becca

Geometry
Please Please HELP!!!! I need the answer to this and i've worked it out but I don't know if it is correct... Please check my answer!!!! The polygons are regular polygons. Find the area of the shaded region to the nearest tenth. I can't post a picture of it but it ...
Thursday, April 14, 2016 by Becca

Geometry
An unsharpened pencil is a regular hexagonal prism of wood with a cylinder of graphite in the middle. The hexagon has a side of 4mm. The graphite is 2mm in diameter. The pencil is 180 mm long. Determine the volume of wood in the pencil.
Wednesday, April 13, 2016 by Ty

Geometry
Average diameter of about 7900 miles. Jupiter has an average diameter of 86900 miles. The volume is Jupiter is approximately how many times larger than the earth?
Wednesday, April 13, 2016 by Mia

Geometry
Suzanne looked across the sky one afternoon and saw a rainbow. She estimated that she was seeing a rainbow that had a radius of about 1500 feet and that she could see about 210 degrees of the arc. Estimate the length of th is visible rainbow above the horizon to the nearest ...
Wednesday, April 13, 2016 by Anonymous

Geometry
If a rotating water sprinkler is set so spray water out at a radius of 40 feet around a circular revolution of 120 degrees, what is the area of the lawn that the water from the sprinkler would then cover? Round to the nearest tenth 533.3ft?
Wednesday, April 13, 2016 by Anonymous

Geometry
If a rotating water sprinkler is a set tto spray water out at a radius of 40 feet around a circular revolution of 120 degrees what is the area of the lawn that the water from the sprinkler would then cover
Wednesday, April 13, 2016 by Anonymous

Geometry Honors
On the bridge of a ship at sea, the captain asked the new, young officer standing next to him to determine the distance to the horizon. The officer took pencil and paper, and in a few moments came up with an answer. On the paper he had written the formula d = 3.6 square root h...
Wednesday, April 13, 2016 by Ryan

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

Geometry
John bought a conical hat on a recent trip to central Vietnam. The basic frame of the hat is 16 hoops of bamboo that gradually diminish in size. The hat is covered in palm leaves. If the hat has a diameter of 50 centimeters and a slant height of 32 centimeters, what is the ...
Wednesday, April 13, 2016 by Jack

Math/geometry
Two angles are complementary.the second angle has 6 more than three times the measure of degrees as the first one. Find the measure of each angle using an equation. Define your variables. I didn't get what the two variables should be... And how I'd write the equation ...
Tuesday, April 12, 2016 by Sonja R

Geometry
Find the surface area. sphere: area of great circle = 29.8m^2
Tuesday, April 12, 2016 by Boberto

Geometry
ABGF is a square with half the perimeter of square ACDE. GD = 4 in. Find the area of the shaded region. The shaded area is FGBCDE. I kinda know what needs to happen, but I'm lost and confused on the steps to get there:/ Step by step would be most helpful:) Thank you
Tuesday, April 12, 2016 by SkatingDJ

Geometry
The outside diameter of a pipe is 5 cm. The inside diameter is 4 cm. The pipe is 4 meters long. What is the volume of the material used for this length of pipe?Round your answer to the nearest cubic centimeter. (Hint: be sure that all units are in centimeters when completing ...
Monday, April 11, 2016 by Nevaeh

Geometry
I have a model of a triangle shaped pyramid with sides 6cm base 8cm and height 7cm. If I enlarge the pyramid using a scale factor of 1.2, what will the new perimeter and area be?
Monday, April 11, 2016 by Tami

Geometry
There is a triangle shaped pyramid with sides 6 cm base 8 cm and height 7cm. If I enlarge it using scale ratio of 1.2. What is the new perimeter and area of the new triangle pyramid? Please help. Thank you
Monday, April 11, 2016 by Tami

Math geometry
A rectangle is 146cm long. A diagonal makes an angle of 50° with the width. How wide is the rectangle?
Sunday, April 10, 2016 by Jasnoor sidhu

Geometry
The Z company specializes in caring for zebras. They want to make a 3-dimensional "Z" to put in front of their company headquarters. The "Z" is 15 inches thick and the perimeter of the base is 390 inches. What is the lateral surface area of this "Z&...
Sunday, April 10, 2016 by Boberto

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 ...
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=75° and pr=5cm?
Wednesday, March 30, 2016 by Anonymous

geometry
construct a triangle PQR in which pq=5.5cm angle p=75° 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 i am 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

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Homework Help: Math