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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 .

(Please note: I haven't done it in awhile so I apologize for asking)

Guest Mar 9, 2018

edited by
Guest
Mar 9, 2018

#1**+1 **

Circumference = pi * d or pi * (2 *r)

Circumference = pi * 2 * 6 = 12 pi

45 degrees is 45/360th of the total circumference

45/360 x 12 pi = 1.5 pi

ElectricPavlov Mar 9, 2018