Question

Q A car has two wipers which do not overlap. Each wiper has a blade of length 25
cm sweeping through an angle of 120°. Find the total area cleaned at each sweep of
the blades​

Answer 1

Answer:

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Answer 2

Answer:

. GIVEN

. THE CAR HAS TWO WIPER S

. LET THITA BE ' @ '

. SO

. THE LENGTH OF WIPER

. = 25 CM = R

. WHICH IS RADIUS

. THEN

. THE TOTAL AREA CLEANED

. = 2 { @ / 360 * p R ² }

. 2 { 115 / 360 * 22 / 7 * 25 * 25 }

. 2 { 23 / 72 * 22 / 7 * 625 }

. 23 / 36 * 22 / 7 * 625

. 23 / 18 * 11 / 7 * 625

. 1254 . 96 CM ²

Step-by-step explanation: