the radii of two circle are 9 cm and 12 CM respectively find the radius of circle whose area is equal to the sum of the area of these two circle
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R^2=9^2+12^2=81+144=225
R^2=225
R=15 cm Ans
R^2=225
R=15 cm Ans
debun:
what is this
send me in Pai
pie will cancel out
tell me again
plzz
pie×R^2=pie(r1^2 +r2^2)
what is R^2
^=square
R=radius
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