a right triangle with sides 3cm,4cm and 5cm is rotated about the side of 3cm to form a cone. The volume of the cone so formed is
(a) 12πcm^3
(b). 15πcm^3
(c). 16πcm^3
(d). 20 πcm^3
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(c) is the answer = 16πcm^3
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surabhiver123:
but answer given is 12πcm^3
It may be wrong
its ok but i got my correct answer r=3cm and h=4cm
How it is possible if the triangle rotated about the side of 3 cm
idk maybe the question was wrong
maybe the answer given in your book is wrong
maybe idk
what is 'idk'
idk means " I don't know"
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