Question

Find the area A of the sector of a circle of radius r=4 inches and central angle Θ=5 radians

Answer 1

Area of Whole Circle: \(\pi 4^{2}\)

Central Angle of Whole Circle: \(2\pi\)

Answer 2

any formula please... ?

Answer 3

@tkhunny

Answer 4

I'm hoping you will think about it and come up with the answer.

How much of the circle are you selecting when you select an angle of 5 Radians?
Kowing that the Whole Circle is \(2\pi\) Radians, how does that compare to 5 Radians?