if the circumfrence of circle is 52.8 find the radius
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Answer:
circumference of the circle is 52.8 unit
ir r is the radius of the circle then
2πr=52.8
=> r=52.8/2π=52.8*7/2*22=12*7=84
radius of the circle is 84 unit
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the answer should be 8.4
use the formula of circumference while solving it ,keeping 2pir on the left side and 52.8 on the right side, and then find r.....
hope it helps u a little bit....
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