Awindscreen wiper of a vehicle of length 30 cm clears out an angle of 180 degrees what is the area of the screen cleared take pie=22/7

Therefore the area of the screen cleared is 1414.28 cm².

Step-by-step explanation:

Given:

a windscreen wiper of a vehicle of length 30 cm

Consider this length as Radius of Semicircle, r = 30 cm

clears out an angle of 180 degrees implies Semicircle Shape

pie=22/7

To Find:

Area of the screen cleared

= ?

Solution:

We have

Substituting r and pie we get

Therefore the area of the screen cleared is 1414.28 cm².

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