( Am i right, i chose b.)
Find the area of the green sector if ∠ A = 45° and the circle has a radius of 10 inches.

A) 25π
B) 5π/4
C) 5π/2
D) 25π/2

Question

( Am i right, i chose b.)
Find the area of the green sector if ∠ A = 45° and the circle has a radius of 10 inches.

A) 25π	
B) 5π/4
C) 5π/2
D) 25π/2

mathmale · Answer

Please post the illustration, OK?

anonymous · Answer

attachment

mathmale · Answer

First of all, please think about what FRACTION of the whole area is comprised by the green sector with central angle 45 degrees.  Then find the aera of the whole circle and multiply it by that fraction to answer this question.

anonymous · Answer

thanks. So i think its 45/360pie(10)^2.  and i got d as an answer. thanks