Question : What is the volume of a cylinder if the radius of the cylinder is 10 cm and the height is 20 cm? (Take π = 3.14)
Option 1: 6280 cm3
Option 2: 5306 cm3
Option 3: 6260 cm3
Option 4: 5280 cm3
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Correct Answer: 6280 cm 3
Solution : The radius of the cylinder, $r$ = 10 cm Height, $h$ = 20 cm Volume of the cylinder = $\pi r^2 h$ = 3.14 × 10 2 × 20 = 6280 cm 3 Hence, the correct answer is 6280 cm 3 .
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