Question

What is the area of the sector of a circle with θ=216°
and a radius of 7 inches? Express your answer in terms of pi.(1 point)
Responses

A=19.6π in.2
upper A equals 19.6 pi in. squared

A=49π in.2
upper A equals 49 pi in. squared

A=4.2π in.2
upper A equals 4.2 pi in. squared

A=29.4π in.2

Answer 1

Area = (θ/360)·πr^2 = (216/360)·π·7^2 = (3/5)·49π = 147/5 π = 29.4π in.^2

So the correct choice is A = 29.4π in.^2.