The thickness of a hollow metallic cylinder is 2cm.it is 35cm long and its inner radius is 12cm.find the volume of metal required to make the cylinder, assuming it is open,at either end.
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The volume pf metal required will be
π(r1 - r2)^2×h
3.14×(2)^2×12
3.14×48
150.72 cu. cm
π(r1 - r2)^2×h
3.14×(2)^2×12
3.14×48
150.72 cu. cm
shantau42:
wrong answer
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