3 years ago

The radius of this ball is 24 inches. Which equation gives the ball's surface area, in square inches?

1 answer:

3 0

$\bf \textit{surface area of a sphere}\\\\
SA=4\pi r^2~~
\begin{cases}
r=radius\\
-----\\
r=24
\end{cases}\implies SA=4\pi (24)^2$

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