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OpenStudy (tootsi123):
A circle has a radius of 5 in. A central angle that measures 150° cuts off an arc. Explain how to find the arc length exactly, and then approximate it to one decimal place.
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OpenStudy (tootsi123):
@Nnesha @welshfella @agent0smith
OpenStudy (agent0smith):
Arc length = angle/360 * 2*pi*r
OpenStudy (tootsi123):
so 150/360*2*pi*5
OpenStudy (adrimit):
find the angle in radians and multiply by the radius
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