A car's windshield wiper is 10 inches long and rotates through an angle of 60°. If the rubber part of the wiper only covers the

Question

A car's windshield wiper is 10 inches long and rotates through an angle of 60°. If the rubber part
of the wiper only covers the last 9 inches of the blade, find the area of the windshield cleaned by the blade.

Kunduz · Accepted Answer

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