Find the surface area of a square pyramid given that its base area is 196 square inches and the height of each of each of its triangular faces is 16 inches.
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Answer:
644 in²
Step-by-step explanation:
base length = a
a² = 196 in²
a = 14 in
The surface area:
(14×14)+(
×14×16)×4
= 196+112×4
= 196+448
= 644 in²
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