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What is the approximate surface area of this right prism with triangular bases?

1 Answer

6 votes

Answer:

394.2 ft

Explanation:

7.8(9)=70.2

This is the measurement for the two triangular sides

9(12)(3)=324 This is the measurement for the three triangular sides

70.2 +324 = 394.2 APPROX

User Mike U
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