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A circle has a radius of 6 in.

What is the exact length of an arc formed by a central angle measuring 45°?

 

Enter your answer in the box. Express your answer using π .

lysxsa  May 22, 2018
 #1
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Arc Length = (θ × π/180) × r 
(when θ is in degrees)

 

Arc Length =(45 x pi/180) x 6 =6/4pi = 3/2pi - inches.

Guest May 22, 2018
 #2
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a fraction?

lysxsa  May 22, 2018

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