#### Answer

$441\pi$ cm squared

#### Work Step by Step

We use the equation for the surface area of a sphere to obtain:
$SA= 4\pi r^{2}$
$4\pi(10.5)^{2}$
$4\pi\cdot110.25$
$441\pi$

Published by
Prentice Hall

ISBN 10:
0133281159

ISBN 13:
978-0-13328-115-6

$441\pi$ cm squared

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