Area Problems
An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is:

4.04%
4%
2.02%
2%

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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:

42%
46%
44%
40%

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Area Problems
The perimeter of two squares are 68 cm. Find the perimeter of the third square whose area is equal to the different of the areas of these two squares.

60 cm
64 cm
32 cm
8 cm

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Area Problems
The radius of a circle is increased so that its circumference increase by 5%. The area of the circle will increase by?

10 %
8.75 %
10.25 %
10.5 %

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Area Problems
The length of a rectangle is twice its breadth. If its length is decreased half of the 10 cm and the breadth is increased by half of the 10 cm cm, the area of the rectangle is increased by 5 sq cm, more than 70 sq cm. Find the length of the rectangle.

30 cm
21 cm
40 cm
45 cm

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