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A rectangular solid has sides of 7 cm, 9 cm, and 11 cm. What is its surface area?
9 years ago

Answers

Anonymous
65
9 years ago
Steve
Not even close. The solid has six surfaces -- three pairs of parallel rectangles. So, the area is

2(7*9 + 7*11 + 9*11) = 478
9 years ago

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