Question

Find the area of the striped sector if ∠ A = 45° and the circle has a radius of 10 inches.

A)25π
B)5π over 4
C)5π over 2
D)25π over 2 ...?

Answer 1

Answer: D) 25π

Explanation:

Got this right on USA test prep

Answer 2

A diagram must be provided along with the question above. Based on my research, here is what I got.

100 pi is the area of the entire circle
That makes :
∠ A = 45°/360 = 1/8
100pi/8 = 25 pi / 2

The answer is option D)25π over 2. I hope this answer helps.