radius of cylinder is 7 cm find its volume of 2002 cm cube then find its height and total surface area
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Radius (r) = 7 cm
Volume = 2002 cm³
πr²h= 2002
22/7×7×7×h = 2002
154×h = 2002
h = 2002/154
h = 13 cm
Total Surface Area = 2πr(h+r)
= 2×22/7×7(7+13)
= 2×22×20
= 880 cm²
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