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OpenStudy (hp34456):
Help!! I'll fan and medal!! What is the arc length if θ = 2 pi over 3 and the radius is 4 cm? 8 pi over 3 16 pi over 3 pi over 6 3 pi over 4
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OpenStudy (mathmate):
Arc length = radius * arc-angle (in radians). Example: Arc length with radius 8 and angle pi/2=8*pi/2=4\(\pi\)
OpenStudy (hp34456):
I still don't understand..can you help? @mathmate
OpenStudy (mathmate):
Can you name the are-angle, and the radius?
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