If the radius of a circle is 3 meters, how long is the arc subtended by an angle measuring 30°?

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asked Feb 23, 2019 12.3k views

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Janneth · Answer 1 · 2019-03-01T16:36:51+0000

Circumference of entire circle = 2 * PI * radius
2 * PI * 3 = 18.85 meters
a 30 degree arc is (30/360) or 1/12 of a circle.
So the arc equals (18.85 meters / 12) or 1.57 meters.

If the radius of a circle is 3 meters, how long is the arc subtended by an angle measuring 30°?

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