The volume of cylinder is 69300cu.cm and it's height is 50cm find the LSA of cylinder
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Volume of cylinder= 69300
πr2h=69300
22/7×r2×50=69300
r2=69300×7/22×50
r2=441
r=√441
r=21
Now, LSA or Curved surface area of cylinder=
2πrh
= 2×22/7×21×50
=44×3×50
=6600cm2
πr2h=69300
22/7×r2×50=69300
r2=69300×7/22×50
r2=441
r=√441
r=21
Now, LSA or Curved surface area of cylinder=
2πrh
= 2×22/7×21×50
=44×3×50
=6600cm2
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