The dimensions of a solid iron cuboid are 4.4 m into 2.6 m into 1.0 m it is melted and recast into a hollow cylindrical pipe of 30 cm in radius
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then what are you asking? If you are asking cylender's height then
first you take cuboid's volume which is
l×b×h= 4.4×2.6×1.0=11.44
now let hight of cylinderical pipe=h
volume of cylendrical pipe= πr²h
=22/7× 30²×h
=660/7×h
now equate both volume
660/7×h=11.44
h=0.12133
first you take cuboid's volume which is
l×b×h= 4.4×2.6×1.0=11.44
now let hight of cylinderical pipe=h
volume of cylendrical pipe= πr²h
=22/7× 30²×h
=660/7×h
now equate both volume
660/7×h=11.44
h=0.12133
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