find the area of circles having the following radii
is 21 CM
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Hey dear ...
area of a circle = pie r^2
so area = 22/7 * 21*21 = 22*3*21 = 22*63 = 1386 cm^2
Hope it will help you :)
area of a circle = pie r^2
so area = 22/7 * 21*21 = 22*3*21 = 22*63 = 1386 cm^2
Hope it will help you :)
Tushakar:
hey, miss if I have to found the area of sector having angle 60 ,then???
what should I do.
simple--> post the question :)
well i will help --> use formula = sector angle/360 *r^2
thanks,but I also posted the question
thanks for the information.
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