# Homework Help: Math: Geometry

## Recent Homework Questions About Geometry

**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?

**geometry**

Line AB is parallel to line CD. What is the sum of the measure of angle K and the measure of angle Y?

**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?

**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 surface ...

**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?

**geometry**

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

**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?

**Geometry**

Find the length of a rectangle if the area is (2x^2|15x|18) inches^2 and the width is (x=6) inches.

**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

**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

**Geometry**

A wheel 2ft wide rolls a distance of .015 miles in .005 hours. What is the wheels speed in rpm's?

**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

**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

**Geometry**

(x)(x+10)=1200

**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

**Geometry**

The area of a rhombus is 31 feet squared one diagonal is 14 ft long. Find the length of the other diagonal

**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

**geometry**

construct a triangle PQR in which pq=5.5cm angle p=75° and pr=5cm?

**geometry**

construct a triangle PQR in which pq=5.5cm angle p=75° and pr=5cm?

**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

**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****

**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

**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?

**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?

**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?

**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 ...

**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

**geometry**

2004-06-01-04-00_files/i0320000.jpg Find the volume of the cone. Round your answer to the nearest hundredth.

**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 ...

**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?

**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

**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...

**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?

**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 ^_^

**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'm ...

**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, ...

**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

**geometry**

The area of a triangle is 6 square feet. The base is 3 times the height. What is the base of the triangle?

**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

**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.

**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!

**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?

**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.

**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 Geometry. ...

**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

**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.

**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)? a. R' (6, -2, 1) b...

**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?

**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?

**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 ...

**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:)

**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?

**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) ...

**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?

**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 ...

**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?

**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?

**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

**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.

**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 ...

**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

**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

**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 ...

**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.

**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 ...

**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. (^_^) \_♥_/

**Geometry**

Which answer is not a theorem or postulate used to prove triangles similarity? SAS SSA ~~my choice SSS AA

**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 ...

**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?

**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 far ...

**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...

**Geometry**

Triangle ABC and <1 congruent <2 Prove: AD/AB = De/BC

**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 $AF$?

**Geometry**

How would I find the ratio of the lengths of corresponding sides in two similar triangles?

**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...

**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 ...

**math/geometry PLEASE HELP ME!**

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 ...

**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.

**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 ...

**math / geometry**

connections academy, trigonometry practice unit for lesson three answers

**geometry**

if the isosceles trapezoid is dilatede with a factor 0.5,what is the area of dialation in square yards?

**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

**Geometry**

Area of a rhombus is 72 ft. and the product of the diagonals is 144 ft. What is the length of each diagonal?

**Geometry**

Area of a rhombus is 72 ft. and the product of the diagonals is 144 ft. What is the length of each diagonal?

**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 ?

**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

**Geometry**

What is the area of a rhombus with a 45 degree angle and sides of 10ft.?

**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 ...

**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?

**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

**MATH, GEOMETRY**

abcd is trapezium bc is 17 ab is 16 dc is 8 find area of abcd

**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.

**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...

**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.

**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

**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. ...

**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?

**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. ...

**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...

**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.