WN
consecull
A car has two wipers
wiper has a blade of le
an angle of 115º. Find +
two wipers which do not overlap. Each
as a blade of length 25 cm sweeping through
f 115º. Find the total area cleaned at each
15818
sweep of the blades.
196
141
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1
Area Sweeps by one blade
=Area of sector = x/360xπr2
115/360. x22/7x25^2
= 627.48
Area2blades =627.48x2 = 1255cm2
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