Does anyone know the answer???

asked Oct 16, 2020 102k views

1 vote

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5 votes

Answer:

Explanation:

The formula of a surface area of a sphere:

$SA=4\pi R^2$

R - radius

We have R = 30m.

Substitute:

$SA=4\pi(30^2)=4\pi(900)=3600\pi\ m^2$

Knaus Irina answered Oct 22, 2020

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