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WorksheetsSurface Area Grade 7 Ms. Towne (unit 12)
Total questions: 13
Worksheet time: 7mins
What is the SURFACE area of the following figure?
hint: SA= 2 x l x w + 2 x l x h + 2 x h x w
50 feet2
150 feet2
250 feet2
100 feet2
80
320
20
352
A triangular prism has a right triangle as its base. The legs of the right triangle are 3 and 4 inches respectively, and the height of the prism is 10 inches. What is the volume of the triangular prism in cubic inches?
240
120
60
16
A rectangular aquarium has a length of 16 inches and a width of 10 inches. The aquarium is filled to a depth of 8 inches with water. What is the volume of the water in the aquarium, in cubic inches?
208
160
1280
736
120 cm2
96 cm2
108 cm2
76 cm2
Steven has a box that is a right rectangular prism. It has a height of 2 inches, a width of 3 inches, and a volume of 30 cubic inches. How many inches long is Steven's box?
Hint: 30 ÷ (3 x 2)
3
1.8
4.5
5
If a cube has a surface area of 486 square feet, what is the length of one edge?
hint: 486 ÷ 6= ____
_____ x ______ = 81
7.9
81
40.5
9
Pace Moving Company uses two sizes of cartons. The larger carton measures 2 feet by 2 feet by 3 feet. The smaller carton has dimensions that are each half the size of the larger carton. How much less is the volume of the smaller carton?
12 ft3
6 ft3
1.5 ft3
10.5 ft3
704 cm3
560 cm3
728 cm3
896 cm3
Erica wants to decorate a rectangular box by covering all the faces of the box, including the top and bottom, with 1-inch square pieces of paper. If the box has a height of 3 inches, a width of 5 inches, and a length of 7 inches, how many squares of paper will she need? Show your work.
Erica will need ______ squares of paper.
1490
140
142
1492
A box of chocolate chip cookies is in the shape of a rectangular prism. The rectangular bottom of the box is 10 inches long and 3 inches wide.
What is the area, in square inches, of the bottom of the cookie box?
30
32
35
40
A box of chocolate chip cookies is in the shape of a rectangular prism. The rectangular bottom of the box is 10 inches long and 3 inches wide.The height of the cookie box is 8 inches. What is the volume, in cubic inches, of the box?
240
242
250
252
A box of chocolate chip cookies is in the shape of a rectangular prism. The rectangular bottom of the box is 10 inches long and 3 inches wide.A box of oatmeal cookies is also in the shape of a rectangular prism. It has the same length and width as the box of chocolate chip cookies, but it has a volume of 210 cubic inches. What is the height of the box of oatmeal cookies?
6
7
8
9
