SOLUTION: how do you find the perimeter of a shaded region of a circle the shaded region is 140 degrees

SOLUTION: how do you find the perimeter of a shaded region of a circle the shaded region is 140 degrees

Algebra.Com

Question 979529: how do you find the perimeter of a shaded region of a circle
the shaded region is 140 degrees
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Find the arc length using the arc length formula.

Here is the radius of the circle.
Convert the angle to radians.

So,

In addition add the radius twice to get the perimeter of the pie slice.

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