Questions on Geometry: Area and Surface Area answered by real tutors!

Tutors Answer Your Questions about Surface-area (FREE)

Question 1031022: A circular disc has an area that measures between 1,650 and 1,700 square inches.
What could be the length of its radius? Use 3.14 for .

Click here to see answer by LinnW(1048)

Question 1031066: the top will have a piece of marble 20 1/2 by 22 bordered by 3 1/4 inches of wood on all four sides. Give the overall dimension of the table. Help!
Click here to see answer by Cromlix(4381)

Question 1031009: How to find the number of cubes in an arrangement given the top, front and side views of an arrangement? Are there any strategies or formulas for finding it?
Click here to see answer by KMST(5328)

Question 1031113: A certain regular polygon has a perimeter of 80 cm; its apothem is 12.1 cm. The polygon�s area is 484 cm�. How many sides does the polygon have?
Click here to see answer by ikleyn(52781)

Question 1031014: 1) Approximate the area under f(x) = 1/x + √x the curve using 10 subintervals, and left endpoint approximation on the interval [1,6].
Click here to see answer by Alan3354(69443)

Question 1031295: 9. Find the slant height x of the pyramid shown, to the nearest tenth.
4.35 mm
9.2 mm
6.9 mm
3.6 mm
I am unsure how to find the answer, can someone please help me?
Click here to see answer by Alan3354(69443)

Question 1031372: a circle circumscribing a triangle whose sides are 5, 7 and 10 units. Find the area of the circle
Click here to see answer by ikleyn(52781)

Question 1031402: if the side of the square is increased by 20%,its area will increase by

Click here to see answer by jim_thompson5910(35256)

Question 1031468: The scale statement for the height of a building is 1:62. If a model of the building is 49 cm tall, how tall is the building?

Click here to see answer by Fombitz(32388)

Question 1031479: An open rectangular tank has a square base of side x and height u. The surface area of the tank is Sm^2 and its volume is Vm^3. Show that S = 4V/x + x^2.
Click here to see answer by Boreal(15235)

Question 1031496: The length of a rectangular block is three times its width. The surface area is 300cm^2. If the width of the block is xcm, calculate the dimensions of the box.
Click here to see answer by stanbon(75887)

Question 1031511: You need to make a closed top rectangular
tank that is 19 in. wide, 30 in. deep and 18 in. high out of steel plate.

Click here to see answer by fractalier(6550)

Question 1031514: The diameter of a trucks wheel is 36 inches. How many revolutions will it turn in one mile?
Click here to see answer by fractalier(6550)

Question 1031513: You are digging a hole for a circular swimming pool that is 20 feet in diameter and 48 inches deep. How many cubic feet of dirt will have to be removed?
Click here to see answer by fractalier(6550)

Question 1031556: The height of two similar cones are 7m and 4m. If the surface area of the smaller cone is 336m^2, what is the surface area of the larger cone?
Click here to see answer by ikleyn(52781)

Question 1031578: A rectangular park is 93 meters long and 86 meters wide. It has a path 1.5 meters around it. What is the area of the path?
Click here to see answer by josgarithmetic(39617)

Question 1031786: I want to see how you derived the formula for calculating areab of a kite
Click here to see answer by ikleyn(52781)

Question 1031757: A scale drawing of a metal rod used in a construction project is 1/2 inch height and 1 7/8 in in lenght what is the height & lenght if 1 in = 3 ft
Click here to see answer by Cromlix(4381)

Question 1032011: Right cylinder with base area 144 pi and a height of 1/3 radius

Click here to see answer by ikleyn(52781)

Question 1031978: You need to create a fenced off region of land for cattle to graze. The grazing area must be a total of 500 square feet, surrounded by a fence, and in the shape of a regular polygon. Within this grazing area, the length of the apothem must be 10 feet long.

Click here to see answer by fractalier(6550)

Question 1032072: A student says that a cube with side lengths of 5 in has a surface area of 150 in squared, or 12.5 ft squared. Explain the student's error. Give the correct answer. I do not know what the answer. Please help as soon as possible. Thank you!
Click here to see answer by rothauserc(4718)

Question 1032417: The surface area of a right cylinder is 225 pi feet squared and the height is ll feet. What is the radius of the cylinder

Click here to see answer by stanbon(75887)

Question 1032443: Determine the area of a regular pentagon with a side length of 4
Click here to see answer by Alan3354(69443)

Question 1032489: If the side of each tile measures 3 centimeters, what will be the area of each hexagon, to the nearest tenth?
1/2 (1.5 x squareroot of 3) x 18 = 23.4
you use apothem to find the height of the side of the hexagon to find area of each hexagon.
is this Right and good?
Click here to see answer by rfer(16322)

Question 1032062: A student says that a cube with side lengths of 5in.has a surface area of 150 in, or 12.5ft. Explain the student's error. Give the correct answer
Click here to see answer by LinnW(1048)

Question 1032689: The diameter of a softball is 3.8 inches. Estimate the amount of leather used to cover the softball and the volume within the softball. Round answers to the nearest whole number and leave pi in the answer.
Click here to see answer by Boreal(15235)

Question 1032770: A company makes two different toys one has a spherical shape and the other toy has A cylindrical shape both toys have the same volume and radius the cylindrical toy and six inches tall to the nearest tenth of an inch what is the radius of the spherical toys
Click here to see answer by Alan3354(69443)

Question 1032049: A block of marble is in the shape of a rectangular prism. The block is 7 feet long, 4 feet wide, and 102 inches high. What is the volume of the block?

Click here to see answer by fractalier(6550)

Question 1033020: A bucket full of water is in the form of a frustum of a cone. The bottom and top radii of the frustum are 18cm and 28cm respectively and the vertical depth is 30cm. If the water in the bucket is then poured into an empty cylindrical container with base radius 20cm, find the depth of the water in the container. (Take pie=22 over7

Click here to see answer by mananth(16946)

Question 1033232: The fish tank has side lengths 10in, 14in and height 15in .
The water level is two inches below the top of the tank.
A glass sphere of radius 3in is dropped in to the tank. What is the new distance from the water to the top of the tank? How many of these balls can be put into the tank with the tank not overflowing?
Click here to see answer by josgarithmetic(39617)

Question 1033238: Lauren has a dog named Sammy tied to the corner of her garage with the dimensions of 50 ft by 40 ft. Sammy is tied to a leash that is 48 ft. How much area can the dog access?
Click here to see answer by stanbon(75887)

Question 1033261: Find the area of a circle with a diameter 15 ft. In terms of 3.14
Click here to see answer by Boreal(15235)

Question 1033324: A garden is to be planted on a circular area just surrounded by a square that is 10 feet wide. What percentage of the square will be taken up by the circular garden?
Click here to see answer by fractalier(6550)

Question 1033326: Determine the area of a 12 inch pizza and a 16 inch pizza. Assuming they are the same thickness, which is the better buy if the 12 inch large sells for $9 , while the extra large 16 inch sells for $14?
Click here to see answer by fractalier(6550)

Question 1033332: Given that the moon has an angular measure of .5 degrees on the sky and knowing that it has a diameter of 2000 miles, use this to determine its distance from the earth
Click here to see answer by Alan3354(69443)

Question 1033349: The surface area of a triangular prism is 18.5 square inches. What is the surface area of a similar solid that has been enlarged by a scale factor of 2.5?
Click here to see answer by ikleyn(52781)

Question 1033441: The bases of a right prism are rhombi with area A=44 cm^2. The height of the prism is h=2.3 dm. Find the volume V of the prism.
Click here to see answer by ikleyn(52781)

Question 1033470: a closed cylindrical tin is required to contain 500cc
show that an equation for the total external surface area of the tin is area= 1000/r + 2pir^2
find the height and the diameter of the can so as to use the minimum amount of metal?
Click here to see answer by Cromlix(4381)

Question 1033463: A cube is sliced with one straight slice which passes through two opposite edges. The result is two solids, as shown. The area of the largest face on one of these two solids is 242 sqrt(2) square units. What was the exact surface area of the original cube?
Image: http://imgur.com/FLByYHg
Click here to see answer by mananth(16946)

Question 1033518: A sector of a circle with a radius of 216 ft has an angle of 110 degrees and is 5" deep. How much topsoil is needed to fill it?

Click here to see answer by mananth(16946)

Question 1033708: The question says... A rectangular garden near Stacia's home has an area of 972 square meters. The width of the garden is 9 meters. What is the perimeter of the garden? Please Help! So confused!
Click here to see answer by josgarithmetic(39617)

Question 1033838: how many 3 inch cubes can fit into a box 9 inches wide, 12 inches long, and 6 inches tall
Click here to see answer by Boreal(15235)

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