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What is the surface area of the triangular prism, in square inches?

What is the surface area of the triangular prism, in square inches?-example-1

2 Answers

4 votes

Answer:

474 sq. inches

Explanation:

15 x (7+9+11.4) = 411

2x 1/2 x 7 x 9 = 63

= 474

User SS Hegde
by
7.4k points
2 votes

Answer:

537 in²

Explanation:

11.4 x 15 = 171

2(7 x 9) = 126

7 x 15 = 105

9 x 15 = 135

171 + 126 + 105 + 135 = 537

User Simon Suh
by
7.7k points