the circumference of the base of a cone is 220 by 7 cm and its slant height is 13 cm find the volume of the cone
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5
Given,Cur=220/7
So, 2*22*r/7=220/7
so r=5 cm
l=13 cm
So By l² =h² + r²
We get h=√(13² - 5²)=12 cm
By Volume=22*5*5*12/7*3 =6600/21 cm³
So, 2*22*r/7=220/7
so r=5 cm
l=13 cm
So By l² =h² + r²
We get h=√(13² - 5²)=12 cm
By Volume=22*5*5*12/7*3 =6600/21 cm³
Answered by
9
got it try doing it once you will understand
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