Answer to Question #65445 in Geometry for Mary Elise

Question #65445

If you increase the dimensions of a square pyramid by 6 times, how much larger will the new surface area be?

Expert's answer

S=S_base+S_side
S_base=a^2
S_side=4(1/2 a×h)
h=√(a^2-a^2/4)
S=36+36√3=36(1+√3)

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