in a circle of radius 10.5 cm an arc subtends an angle of 60° at the centre find the length of the arc
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Answered by
3
here is your answer........
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jaatking83:
radius is 10.5 not 21
bro take calculator and do 21/2 u will get 10.5
10.5 is in Decimal
Answered by
9
Answer:11 cm
Step-by-step explanation:
The formula to calculate the length of the arc is:- (2×π×r×theta)/360°
= 2×22/7×10.5×60°/360°
on solving
we will get.....
11cm
.: the length of the arc is 11cm
Hope it helps
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