Question

Find the area of the sector interms of pi.90°24Area = [?] ]

Answer 1

For this problem we use the formula to find the area of a sector:

$A=\text{ }\pi r^2\cdot\text{ }\frac{\alpha}{360}$

Substituting

$A=\text{ }\pi(12)^2\cdot\text{ }\frac{90}{360}=\text{ 36}\pi$