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

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

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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.

45 cm
40 cm
21 cm
30 cm

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Area Problems
The cost of papering the four walls of a room is Rs. 48. Each one of length, breadth and height of another room is double that of this room.The cost of papering the walls of the new room is?

Rs. 192
Rs. 298
Rs. 96
Rs. 384

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

20cm
40cm
10cm
30cm

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