Question 951571
The radius of the circle with a central angle of 4 radians that intercepts an arc with length 77 cm is: ____  cm.
Arc = r*angle
77 = r*4
r = 19.25 cm
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The radius of the circle with a central angle of 300 degrees that intercepts an arc with length 16 miles is
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angle = 5pi/3 radians
Do it like the 1st one.