find volume of a cone having radius 21 cm and height 7 cm
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v=1/3πrrh
r=21cm
h=7cm
v=1/3π21*21*7
v=1/3*22*3*21*7
v=1/3*22*21*3*7
v=3232.7(approx)in cm
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Answered by
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Answer:
Volume of cone =1/3*Pi*r2*h
1/3*22/7*21*21*7
=1*22*7*3*7
= 3234 cm3
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