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olga nikolaevna [1]
3 years ago
7

Find the surface area of a cylinder with a height of 9 inches and base radius of 4 inches.

Mathematics
1 answer:
iren [92.7K]3 years ago
8 0

A=2(pi)rh+2(pi)r^2= 2•pi•4•9+2•pi•4^2

~326.72564

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