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5 votes
A rectangular prism is 3 meters long, 4 meters wide, and has a total surface area of 94 square meters. What is its height?

3 m
4 m
5 m
6 m

2 Answers

2 votes

Answer: answer is C

Explanation:

User Lgiro
by
8.9k points
3 votes
S = 2lw + 3lh + 2wh
94 = 2(3)(4) + 2(3)(h) + 2(4)(h)
94 = 2(12) + 2(3h) + 2(4h)
94 = 24 + 16h + 8h
94 = 24 + 14h
- 24 - 24
70 = 14h
14 14
5 = h

The answer is C.
User Asim Mahar
by
8.5k points

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