Asked by Ogundimu Ibrahim

Solve this. The area of circle pqr with centre 0 is 72cm.what is the area of sector pqr if pqr =40.
Answered by Anonymous
Please proofread what you wrote. Area not in cm. pqr is 40 what?
Answered by oobleck
40° is 1/9 of a full circle.
So the area is 1/9 the area of the circle, or 1/9 πr^2
so plug in your number and work your magic.