Sunday
July 24, 2016

# Homework Help: Math: Geometry

## Recent Homework Questions About Geometry

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

Geometry
How would I find the ratio of the lengths of corresponding sides in two similar triangles?
Saturday, March 12, 2016 by Kyle

Geometry
3.In step 1, you found the volume (in cubic feet) of the main tank. If the maximum density of killer whales per cubic foot is 0.000011142, what is the maximum number of killer whales allowed in the main show tank at any given time? You must explain your answer using words, and...
Saturday, March 12, 2016 by Jessie

Maths-Geometry(Loci)
A port has two radar stations at P and Q which are 20 km apart.The radar at P is set to a range of 20 km,whilst the radar at Q is set to a range of 15 km. a)draw a scale diagram to show the above information b)Shade the region in which a ship must be sailing if it is only ...
Friday, March 11, 2016 by Ragi

Find the measure of the complement and the supplement of an angle with measure 50 degrees A. complement, 130 degrees; supplement, 40 degrees B. complement, 40 degrees; supplement, 40 degrees <my answer C. complement, 140 degrees; supplement, 230 degrees D. complement, 230 ...
Friday, March 11, 2016 by keykat

Geometry(so lost)
Given ∆ABC≅∆PQR,m (angle)B=3v+4,and m(angle)Q=8v-6,find m(angle)B and m(angle)Q (quick question: what would be the symbol for "angle" on here?) How do I solve this???? STEP-BY-STEP would be amazing! Thank you.
Friday, March 11, 2016 by Mirabella♥

Geometry
A triangular pyramid is defined by the points .The pyramid is then reflected over the xz-plane. The reflected image is then translated 3 units back, 2 units left, and 4 units up. Write the general rule you use for the reflection. Show the results of your calculations for the ...
Friday, March 11, 2016 by Jessica

math / geometry
Thursday, March 10, 2016 by SarMerr

geometry
if the isosceles trapezoid is dilatede with a factor 0.5,what is the area of dialation in square yards?
Thursday, March 10, 2016 by ali

Geometry
In triangle ABC,if m∠A is thirteen less than m∠C and m∠B is eleven less than four times m∠C, find the measurement of each angle. A+B+C= 180 A= 13-C B= 4C-11
Thursday, March 10, 2016 by Blanca

Geometry
Area of a rhombus is 72 ft. and the product of the diagonals is 144 ft. What is the length of each diagonal?
Thursday, March 10, 2016 by Sue

Geometry
Area of a rhombus is 72 ft. and the product of the diagonals is 144 ft. What is the length of each diagonal?
Thursday, March 10, 2016 by Sue

geometry
A man who is 6 feet tall is standing under a streetlight and casts a shadow on the sidewalk the man is standing 15 feet away from the 20-foot streetlight. How long is his shadow ,s ?
Thursday, March 10, 2016 by angelica

Geometry
Which is the formula for the surface area of a sphere with radius r? S=4πr2 S=2/3πr3 S=4/3πr3 S=2πr2 ~~My choice
Thursday, March 10, 2016 by Jessica

Geometry
What is the area of a rhombus with a 45 degree angle and sides of 10ft.?
Wednesday, March 9, 2016 by Anonymous

Analytical Geometry
1) How do you create a fractal? 2) How are midpoints,lengths,equations for circles used to generate the fractal (pattern in pinecone). 3) What are some special features of this fractal (pattern in pinecone)? Describe a specific application of fractals, such as a scientific ...
Wednesday, March 9, 2016 by Math

Geometry
Write an equation in slope-intercept form of the line through point P(6, –1) with slope 4. A. y = 4x – 25 B. y + 6 = 4(x – 1) C. y + 1 = 4(x – 6) D. y = 4x – 1 How would I do this?
Wednesday, March 9, 2016 by Maya^.^

Geometry
Dana is planning to ride her bicycle around the circular race track and wants to know the distance. If the diameter of the track is 2 mile, how far is the distance around the race track? 3.14(2) = 6.28 miles
Tuesday, March 8, 2016 by Sue

MATH, GEOMETRY
abcd is trapezium bc is 17 ab is 16 dc is 8 find area of abcd
Tuesday, March 8, 2016 by JAI

Calculus with Analytical Geometry 1
Jack Brown received two offers for his property: 1. 130000 in 5 months. 2. $13500 every months for the next 10 months. Find the present value of the two offers if theory is worth 12% compounded monthly. Monday, March 7, 2016 by Keon analytic geometry 16. A cable of a suspension bridge hangs in the form of a parabola, the Supporting towers of the cable being 300 meters apart. over the supporting towers at a height of 60 meters above the roadwayand the lowest point of the cable is 5 meters above the roadway. Find the lengths... Monday, March 7, 2016 by exequiel Geometry 2. If m 1= 53 what is m<4. 53 43 *** 37 27 3. If m 1= 55 what is m<5 55 40 *** 35 25 Please check my answers. Monday, March 7, 2016 by Anonymous Geometry 2. If m 1= 53 what is m<4. 53 43 37 27 3. If m 1= 55 what is m<5 55 40 35 25 Monday, March 7, 2016 by Anonymous Geometry(stumped) Complete the two-column proof. Given: x/5 + 9 = 11 Prove: x = 10 x/5 + 9 = 11 a.__________ x/5 = 2 b.__________ x = 10 c.__________ A) a. Given b. Subtraction Property of Equality c. Division Property of Equality B) a. Given b. Subtraction Property of Equality c. ... Monday, March 7, 2016 by Maya^.^ geometry an inscribed angle with a diameter as a side has a measure of x degrees. if the ratio of measure of arc AD to measure of arc DB is 1:4, what is the measure of arc DB? Monday, March 7, 2016 by katie Geometry Complete the two-column proof. Given: x/5 + 9 = 11 Prove: x = 10 x/5 + 9 = 11 a.__________ x/5 = 2 b.__________ x = 10 c.__________ A) a. Given b. Subtraction Property of Equality c. Division Property of Equality B) a. Given b. Subtraction Property of Equality c. ... Monday, March 7, 2016 by Maya^.^ analytic geometry 16. A cable of a suspension bridge hangs in the form of a parabola, the Supporting towers of the cable being 300 meters apart. over the supporting towers at a height of 60 meters above the roadwayand the lowest point of the cable is 5 meters above the roadway. Find the lengths... Monday, March 7, 2016 by exequiel Geometry A swimming pool is a rectangular prism. Estimate the volume of water in the pool in gallons when it is completely full (Hint: 1 gallon = 0.134 ft^3 ((feet cubed)) ). The density of water is about 8.33 pounds per gallon. Estimate the weight of the water in pounds. Sunday, March 6, 2016 by Bree geometry/algebra The algebraic expression of a dilation is (x, y) changes to (1/a x, 1/a y). If the dilation is an enlargement, give three possible values of a. Anything over 1 for the denominator would make the x and y values smaller. So what would the possible values be for a? Sunday, March 6, 2016 by Julia Geometry I have a rectangle MNOP ~ rectangle STUV. What is the length of line TU?? First rectangle is MNOP with 10 on top and 4 on the side. Second rectangle is STUV. With the top marked X for the unknown number and n the side is 6. I need help solving this. Do you guys think you can ... Saturday, March 5, 2016 by R Calculus with Analytical Geometry 1. A bullet is shot upwards with an initial velocity of 1000 ft/sec from a point 20 ft above groand its height above the ground at time t is given by h(t)=-16t^2 + 1000t + 20. How high will the bullet go and how long will it take the bullet to reach the highest point? 2. A ... Friday, March 4, 2016 by Sherianna Geometry At a carnival, you spin a spinner that has four equal-sized sections, each a different color: green, yellow, red, and blue. If you land on green, you win 2 points. If you land on yellow, red, or blue, you lose 1 point. Write the expected value equation. Friday, March 4, 2016 by Jhabrea Geometry B: Unit 3: Similarity Lesson5 Practice If you have done this please help me with just the practice question I have already done the quiz I just need help with the practice problems because they are in more detail. Friday, March 4, 2016 by Blair Geometry A cow is tethered by a piece of rope 50 meters long to the side of a rectangular barn. The rope is fastened to a hook (on the barn) that is located 20 meters from the corner along the longest side of the barn which measures 70 meters by 20 meters. Over how much ground (outside... Friday, March 4, 2016 by Syd Geometry Determine the relationship between the diagonals PR and QoS of rhombus PQRS with P(-3,-2),Q(-1,2), R(3,2), s(1,-1) Thursday, March 3, 2016 by Mace 7th Grade Math Hi, I really need help with this question because 1. I suck at geometry and 2. I'm lost but I think this is the answer. Find the volume of a triangular prism with the following dimensions. Round to the nearest whole number. triangle base: 9 ft. triangle height: 4 ft. prism... Wednesday, March 2, 2016 by MusicLover14 geometry How do i find 3.14 in a circle of 23yd? Wednesday, March 2, 2016 by Zoen Bash Geometry In the diagram to the left, ÚABC\angle ABCÚABCangle, A, B, C and ÚDCB\angle DCBÚDCBangle, D, C, B are right angles. Which of the following is closest to the length of DE‾\overline{DE} ​DE ​ ​​... Tuesday, March 1, 2016 by Tyteana Geometry Triangle$ABC$is isosceles with point$A$at the point$(2, 7)$, with point$B$at$(-2, 0)$and with point$C$at$(3, -1).$Triangle$ABC$is reflected over$\overline{BC}$to form$\triangle A'BC$. Triangle$A'BC$is reflected over$\overline{A'C}$to form$\...
Monday, February 29, 2016 by Praphul