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Find the Surface Area of the Square Pyramid.
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Find the Surface Area of the Square Pyramid.

Find the Surface Area of the Square Pyramid.-example-1
User K F
by
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1 Answer

2 votes

Answer:

279 in.²

Explanation:

square: 9 × 9 = 81

the 4 congruent triangles: 9 × 11 ÷ 2 = 49.5, 49.5 × 4 = 198

square + 4 congruent triangles = 81 + 198 = 279

User Pockata
by
8.6k points
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