the csa of cylinder is 220cm.sq its base radius is 3.5cm then its height is
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6
csa =220cm
r=3.5cm
h=?
csa=2^rh
220=2×22/7×3.5×h=10cm
r=3.5cm
h=?
csa=2^rh
220=2×22/7×3.5×h=10cm
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CSA of cylinder =220cm.sq.
2πrh=220
πrh=110
22/7×3.5×h=110
22×0.5×h=110
11×h=110
h=10cm
2πrh=220
πrh=110
22/7×3.5×h=110
22×0.5×h=110
11×h=110
h=10cm
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