SOLUTION: find the surface area in square centimeters of a rectangular solid 8 cm long, 5 cm wide, and 3 cm high?

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Question 59073: find the surface area in square centimeters of a rectangular solid 8 cm long, 5 cm wide, and 3 cm high?
Answer by 303795(602) About Me  (Show Source):
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2 sides 8 cm x 5 cm Area = 2 x 40 = 80 square cm.
2 sides 8 cm x 3 cm Area = 2 x 24 = 48 square cm.
2 sides 5 cm x 3 cm Area = 2 x 15 = 30 square cm.
Total surface area = 80 + 48 + 30 = 158 square cm.