Area Problems
Find the area of a triangle whose sides measure 13 cm, 14 cm and 15 cm.

44
64
84
22

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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. 96
Rs. 298
Rs. 384
Rs. 192

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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?

8.75 %
10.5 %
10 %
10.25 %

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Area Problems
A park is in the form of a square one of whose sides is 100 m . The area of the park excluding the circular lawn in the centre of the park is 8614 m 2. The radius of the circular lawn is?

31 m
41 m
None of these
21 m

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