Area Problems
The base of right-angled triangle is 5 meters and hypotenuse is 13 meters . Its area will be?

None of these
25m2
30m2
28 m2

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

40%
44%
46%
42%

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Area Problems
A person observed that he required 30 s time to cross a circular ground along its diameter than to cover it once along the boundary. If his speed was 30m/min, than the radius of the circular ground is (take ? = 22/7)

7.5 m
10.5 m
3.5 m
5.5 m

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