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A circle has an arc of length 32π that is intercepted by a central angle of 240°.

What is the radius of the circle?

Guest Dec 13, 2017

Best Answer 

 #1
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Arc length 32π from angle 240 means circumference = 32π*360/240 → 48π

 

Cirumference is 2πr so r = 48π/(2π) → 24

Alan  Dec 13, 2017
 #1
avatar+26756 
+1
Best Answer

Arc length 32π from angle 240 means circumference = 32π*360/240 → 48π

 

Cirumference is 2πr so r = 48π/(2π) → 24

Alan  Dec 13, 2017

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