Question

The sector of a circle with a 12 inches radius has a central angle measure of 60°. What is the exact area of the sector in terms of ​ π ​ ?

24in2?

Answer 1

60(pi/180)=pi/3
a=1/2*r^2*(pi/3)
a=(1/2)(144)(pi/3)
a=72(pi/3)
a=24pi