Free Version
Difficult

Cross-Sectional Area

ACTMAT-K7LO1V

A knife slices perfectly through a spherical ball of cheese of radius 8 inches, 6 inches above the center (see the figure below).

What is the area of the circular base (shaded in the figure) of the top piece when removed?

A

$4\pi$

B

$16\pi$

C

$18\pi$

D

$64\pi$

E

$100\pi$