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Fed [463]
3 years ago
8

SA = 4π^2h, Where SA is the surface area, R is the radius and H is the height.

Mathematics
1 answer:
STatiana [176]3 years ago
8 0
You mean
SA=4\pi r^2h
when height is trippled
replace h with 3h

SA=4\pi r^2 (3h)
SA=3(4\pi r^2h)
the surface area is tripppled
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