Question
If the radius of a cylinder is 14 cm and its height is 8
cm, then find its curved surface area.Solution
radius of cylinder =14cm height =8cm. The curved surface area of cylinder = 2 x Π x r x h =2×22/7×14×8 =88×8 =704cm2
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- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
What value should come in place of question mark (?) in the following question. (You need not to calcualte the exact value)
?/647 = 226/ ?
(31.9)3 + (34.021)² - (16.11)3 - (42.98)² = ?
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...
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