Area Problems
The ratio of the area of the circumcircle and the incircle of a square is

1 : 2
2 : 1
?2 : 1
1 : ?2

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Area Problems
The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and the breadth is increased by 5 cm, the area of the rectangle is increased by 75 cm 2 . Therefore , the length of the rectangle is?

30 cm
20 cm
40 cm
50 cm

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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.

21 cm
40 cm
30 cm
45 cm

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