Acar's rear windshield wiper rotates 140°. the total length of the wiper mechanism is 25 inches and the length of the wiper blade is 11 inches. find the area wiped by the wiper blade. (round your answer to one decimal place.)

Here we use the formula of area of sector, which is

Substituting 140 for theta, 11 for radius, we will get

And that's the required area wiped by the wiper blade .

these sign is used to tell weather the number is greater or less than the number   <   or >     but this sign means its equal =    

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