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Diameter = 2r = 14 r = 14/2 = 7cm Curved surface area = 2πrh = 2 x 22/7 x 7 x 2 = 88 cm2 Curved surface area = 2πr(h + r) = 2 x 22/7 x 7x (2 + 7) = 396 cm2 Required answer = 88 + 396 = 484 cm2
Lack of civic-mindedness or of patriotism
There was no room to swing a cat in the party.
Crocodile tears
Economists argue about a lot of things, yet many would probably see eye to eye on the benefits of free trade, which generates wealth by allow...
Select the correct meaning of the given idiom.
On a roll
A bed of roses
In each question below, a sentence is given with an idiom/phrase printed in bold type. That part may contain a grammatical error. Each sentence is follo...
She can’t keep her head above water with all of the new orders.
A formal expression of disapproval
We are on talks with several Indian companies for setting up a joint venture to provide the full range of post-guarantee maintenance and repair servic...