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

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Question 1089101: Find the area.
ABCD∼EFGH The area of rectangle ABCD is 72 inches^2 and a diagonal is 12 inches. The diagonal of rectangle EFGH is 22 inches. Find the area of rectangle EFGH. Round to the nearest inch^2 if necessary

Click here to see answer by josgarithmetic(39617)

Question 1089100: Find the area of the parallelogram with vertices
A(2, -3), B(7, -3), C(9, 2), D(4, 2)
Click here to see answer by MathTherapy(10552)

Question 1089136: an unfinished quilt block is shown next. Complete the quilt block by drawing the images of the shaded figures after a rotation of degrees about point o, after a rotation of 180 degrees about point o, and after a rotation of 270 degrees about point o.
Click here to see answer by ikleyn(52781)

Question 1089151: Find the surface area of a regular triangular pyramid with a height of 18 and base length 8.
Click here to see answer by MathLover1(20849)

Question 1089184: If the lateral surface area of a square pyramid is 84 ft2 and the base edge is 6, what is the slant height?
Click here to see answer by ikleyn(52781)

Question 1089193: What is the volume of the basket? The height is 27 inches and the diameter is 20 inches. Round your answer to the nearest tenth.

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Question 1089217: A regular pyramid has a base area of mc004-1.jpg, a base perimeter of 12 in., and a slant height of mc004-2.jpg in. Its surface area is _____.
Click here to see answer by ikleyn(52781)

Question 1089692: The size of a TV screen is the length of the diagonal in inches. Assume there is a TV set of 40 inches screen and of 30 inches high. What is the length of the diagonal?
Click here to see answer by ikleyn(52781)

Question 1089691: One of the sides of a square equals the long side of a rectangle. The short side of the rectangle is 2cm. The long side of the rectangle is 50 per cent longer that its short side. Find the increase of the square side in percentages, so the surface of the square will be 81cm?
Click here to see answer by ikleyn(52781)

Question 1090084: a parallalogram sides are 6 and 4 cm and the angle is 30 degree between this side.What is the area?
Click here to see answer by jim_thompson5910(35256)

Question 1090034: what is the area of ellipse with an aspect ratio of two and total perimeter of 25 inches?
Click here to see answer by MathLover1(20849)

Question 1090287: I have to find the area of a strange area. I arrived at the answer shown below. However, my question is can this answer be simplified even more than I have here? Thank you very much.
A = 24 + 9/4pi

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Question 1090450: The length of a square shaded pond is 15 meters. Find out the area of the pond.

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Question 1090661: an opened cone with a base radius 28cm and perpendicular height 96cm was stretched to form a sector of a circle.calculate the area of the sector
Click here to see answer by josgarithmetic(39617)

Question 1091212: I have a square field with a circle inside that represents the watered portion of a field. I need to find a way to explain what portion of the field does not get watered. Please help me solve this.
Click here to see answer by josgarithmetic(39617)

Question 1091371: Sketch and graph the equation |x| + |y| = 5. What type of figure is formed? What is its perimeter and area?
I already figured out the shape of the equation: it is a quadrilateral (square).
Is the perimeter 20 units and area 25 square units? I just want to make sure.
Click here to see answer by greenestamps(13200)

Question 1091408: The total area of the triangle below is 300cm.The area outside the circle is 221.5cm.What is the radius of the circle?
Click here to see answer by ikleyn(52781)

Question 1091466: i am trying to a pail with styrofoam the pail has a top diameter of 17" and a bottom diameter of 11" how can i figure out how to cut center circles on a sheet of styrofoam 3" thick with 2' squares?
Click here to see answer by Alan3354(69443)

Question 1091587: The width of a rectangle is 24cm less than the length. The perimeter is less than 172cm. Find the maximum dimensions of the rectangle if each dimension, in centimeters, is an integer.
Click here to see answer by Boreal(15235)

Question 1092431: The surface area in feet of a cylinder with a radius of 1 foot can be found by adding the product of 2π and the square of the radius to the product of 2π and the radius. How does the surface area change when the radius is tripled from 1 foot to 3 feet?
�how does the area of a square change when the side length is tripled?
�the surface area of a sphere is the product of 4π and the square of the radius. How does the surface area change when the radius is halved?
Click here to see answer by Boreal(15235)

Question 1092515: The length of a rectangle is 4 centimeters longer than its width. The area of the rectangle is 320 square centimeters. Find the width of the rectangle.
Click here to see answer by Boreal(15235)

Question 1093031: Q. An open rectangular box 12 diameter long, 8 diameter wide and 4 diameter deep is to be made of iron sheet 1 metre wide. Calculate the cost of iron sheet needed to make the box at the rate of Rupees 16.75 per running metre.

Click here to see answer by ikleyn(52781)

Question 1093157: Find the radius of a right circular cylinder when the height is 4 and the surface area is 65/2π
Click here to see answer by Alan3354(69443)

Question 1093277: The area of square is 19/15. Find its two sides?
Click here to see answer by Fombitz(32388)

Question 1093168: Suppose one vertex angle of a regular octagon is trisected as shown in the figure. Each side of the octagon measures 4 units. Find the area of the shaded region. I put the site to the picture down below. Thank you.
http://msmcclure.com/wp-content/uploads/2013/09/p115.gif

Click here to see answer by Alan3354(69443)

Question 1093576: I grow and sell mushroom.I own 100 trays which are 1.0m�0.5m�0.2m in size..so I decide to varnish the boxes on the sides only...determine the total area I need to varnish in square metres
Click here to see answer by josmiceli(19441)

Question 1093604: How many cubic meters of dirt must be removed when digging for a foundation of a building if the excavation is 32 m long, 12 m wide, and 8 m deep?
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Question 1093672: Determine the volume of the cone if r is equal to 38,19 and h is equal to 196,31?
Click here to see answer by ikleyn(52781)

Question 1093736: The length of a rectangle is four times its width.
If the area of the rectangle is
256yd2, find its perimeter.
Click here to see answer by addingup(3677)

Question 1093729: how to find volume and surface area of a cuboid which is given in mixed numbers .Thanks
Click here to see answer by Alan3354(69443)

Question 1093726: If an open water tank has length of 20 cm and width of 15 cm which holds 48 liters of water how to calculate the height and surface area of cuboid in contact with the water.Thanks

Click here to see answer by addingup(3677)

Question 1094028: the upper and lower bases of a trapezoid are 13 cm and 19 cm, respectively. if the median is 3x + 1, find the value of x.
Click here to see answer by ikleyn(52781)

Question 1094423: What is the volume of the hexagonal prism if the face is 5cm and the length is 4cm and not given a base

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Question 1094419: What us the volume of the hexagonal prism if the face us 5cm and the length is 4cm and not given a base

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Question 1094455: Students in an art class cut colored paper into equal-sized squares. The paper measures 21 cm by 63 cm and they do not want to waste any of it. What is the greatest possible side length for each square piece?
Click here to see answer by ikleyn(52781)

Question 1094511: The total area of the polygon is 176 square feet. The height is 8feet the width is 16 feet. Find the value of x.

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Question 1094563: how much package would you need for 720 containers with 80 square inches of material
Click here to see answer by Alan3354(69443)

Question 1094565: Given: Square ABCD with a total area of 64 sq in.
Point M is in the midpoint of CD to form triangle ADM
Point N is 5 inches from point C and 3 inches from point B to form triangle NCD
Question: What is the area shared by triangle ADM and NCD?
Thanks!
Click here to see answer by MathTherapy(10552)

Question 1094720: digester is 31 ft in diameter and 14 ft 6 inches deep, how much sludge or water would it hold?
Click here to see answer by josmiceli(19441)

Question 1094903: How do you find the surface area of a rectangular prisam?
Click here to see answer by greenestamps(13200)

Question 1095228: I need help with area. The question shows a rectangle the shorter side says 4n 3 as an exponent and on the longer side it says 12n 4 as the exponent the question is find the area in terms of n
Click here to see answer by josmiceli(19441)

Question 1095315: A circle is inscribed inside a square of which the square has side length 1 unit and the area outside the circle is painted black. Inside the circle, a square is inscribed and the area outside the square is painted white. Inside the smaller square another circle is inscribed And that continues infinitely many times. What is the ratio of black to white area? Thank you in advance!
Click here to see answer by greenestamps(13200)

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