SOLUTION: Determine the central angle that cuts off an arc of 22.5 inches on a circle with a 21.0 inch radius. Express the answer to 1 decimal place and use = 3.14.

Question 1179012: Determine the central angle that cuts off an arc of 22.5 inches on a circle with a 21.0 inch radius. Express the answer to 1 decimal place and use = 3.14.
Found 2 solutions by mananth, MathLover1:
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
Determine the central angle that cuts off an arc of 22.5 inches on a circle with a 21.0 inch radius. Express the answer to 1 decimal place and use = 3.14.
Length of arc = *2*pi*r
(22.5 *360)/2*3.14*21 =
61.4 degrees
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

radius
arc length =
central angle:
the ratio of circumference to the arc length is equal to the ratio of to central angle

degrees

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