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Key Quiz 9.2
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1
Find the surface area of the prism shown:

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A)8250 mm2
B)2510 mm2
C)1255 mm2
D)62 mm2
2
Find the surface area of the prism shown to the nearest tenth of a square inch:

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A)6.6 in.2
B)17.8 in.2
C)24.2 in.2
D)35.5 in.2
3
Find the surface area of the pyramid shown to the nearest tenth of a square foot:
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A)85 sq ft.
B)77.6 sq ft.
C)74.0 sq ft.
D)40 sq ft.
4
Find the surface area of the square-based pyramid shown to the nearest cm2:
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A)900 cm2
B)735 cm2
C)650 cm2
D)585 cm2
5
A square-based pyramid has a surface area of 155 m2 and a slant height of 13 m. What are the dimensions of the base?
A)4.77 m x 4.77 m
B)5 m x 5 m
C)12.45 m x 12.45 m
D)31 m x 31 m







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