The height and slant height of cone is 21cm and 28cm. Find the volume of the cone
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Answer:Given:-
h=21cm
l=28cm
r^2+h^3=l^2
r=√l^2-h^2
r=√28^2-21^2
r=√784-441
r=√343
r=49
We know that,
Volume of cone=1/3πr^2h
=1/3*22/7*49*21
=22/7*29*7
=1078cm^2
Step-by-step explanation:
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