Question
A rectangular paper sheet of dimensions 33 cm x 14 cm is
folded along its length to form a cylinder. What will be the volume of this cylinder? Take ã… =22/7Solution
Given – h= 1 4 cm 2πr = 33 r = ( 33 ×7)/22×2 = 21 / 4 cm volume of the cylinder = π r2h =22/7 × 441 / 16 ×1 4 = 4851/4 cm3 =1212.75 cm3
More Mensuration Questions
Find the missing number in the given number series.
2, 5, 11, 23, 47, ?418, 406, 430, 382, 478, ?, 670
1 12 31 58 93 ?
What will come in place of the question mark (?) in the following series?
92, 153, 220, ?, 364, 443
13 19 32 52 ? 113
250 Â Â Â 25 Â Â Â Â 5 Â Â Â Â ? Â Â Â Â 0.6 Â Â Â Â Â 0.3
10, 15, 25, 35, ?, 65
What will come in place of the question mark (?) in the following series?
2, 5, 14, 41, 122, 365, ?
4    11     22     ?      56    79    106
...48, 24.5, ?, 39.75, 81.5, 206.25, 621.75
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