a pillar in the shape of a cylinder has radius 21 cm and height 3 metre. Find the covered surface area and the volume of pillar
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pravin499226:
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radius of the base of the cylinder=21cm
height of the cylinder=3m=300cm
the covered surface area=curved surface area
=2πrh
=2×22/7×21×300
=44×900
39600cm
Volume of the pillar= πr²h
=22/7×21×21×300
=66×6300
=415800cm³
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height of the cylinder=3m=300cm
the covered surface area=curved surface area
=2πrh
=2×22/7×21×300
=44×900
39600cm
Volume of the pillar= πr²h
=22/7×21×21×300
=66×6300
=415800cm³
If you like it mark it brainliest
thank you
honey singh is wronh
how
Given in the question 3m ...U didn't covert into cm
ok
I have one more question can you solve
yes
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please answer me
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