asked 124k views
15 votes
A triangular prism has a triangular end with a base of 9 inches and a height of 7 inches.

The length of each side of the triangle is 9 inches and the width of the entire prism is 7 inches.
What is the surface area of the prism?
HELP

1 Answer

14 votes

Answer:

259.15

Explanation:

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User Joaquim
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