Area Problems
The area of sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm is?

55 sq.cms
35 sq.cms
8. 75 sq.cms
17.5 sq.cms

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Area Problems
The percentage increase in the area of a rectangle, if each of its sides is increased by 20%

44%
22%
33%
55%

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Area Problems
If the area of an equilateral triangle is x and its perimeter is y, then which one of the following is correct?

y2 = 432 x2
y4 = 216 x2
None of these
y4 = 432 x2

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