6.A solid right circular cone of height 60cm and radius 30cm is dropped in a right circular cylinder full of water of height 180cm and radius 60cm, find the volume of water left in the cylinder in cubic metres.
Answers
Answered by
52
volume of water left=volume of cylinder-volume of cone
=pi.R^2.H-pi.r^2.h/3
22/7 x 60 x 60 x 180-22/7 x 30 x 30 x60/3
=22/7 x 30 x 30 x 20 (36-1)
=22/7 x 30 x30 x 20 x 35
=1980000cm^3=1980 litres
=pi.R^2.H-pi.r^2.h/3
22/7 x 60 x 60 x 180-22/7 x 30 x 30 x60/3
=22/7 x 30 x 30 x 20 (36-1)
=22/7 x 30 x30 x 20 x 35
=1980000cm^3=1980 litres
Similar questions