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2 years ago

9

The tip of an 11-inch wiper blade wipes a path that is 31 inches long. What is the angle of rotation of the blade in radians to

the nearest tenth?

2 answers:

disa [49]2 years ago

7 0

Length of arc = Cr where C = angle of rotation and r = radius

31 = C*11

C = 31/11 = 2.8 radians to nearest tenth

ale4655 [162]2 years ago

5 0

2.8 radians is the answer.

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