What is the surface area of the triangular prism?

asked Mar 21, 2021 124k views

4 votes

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3 votes

Answer:

300yd²

Explanation:

Surface Area = area of triangles *2 + area of thhe 3 rectangles

SA= 2*( 9*4/2) + 5*12 + 8*12 + 9*12= 2*18 +5*12 + 8*12 + 9*12 =

36+60+96+108 = 300

Andrew Perry answered Mar 27, 2021

5.6k points

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