Area Problems

Area Problems
The radius of a circular field is 25 m. Find the area of the field.

125 ? sq m

625 ? sq m

25 ? sq m

135 ? sq m

125 ? sq m

625 ? sq m

25 ? sq m

135 ? sq m

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Area Problems
The area of a rectangle is thrice that of square. Length of the rectangle is 40 cm and the breadth of the rectangle is ( 3 / 2 ) times that of the side of the square. The side of the square in cm is?

30

20

60

15

30

20

60

15

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Area Problems
The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?

120

Data inadequate

None of these

40

120

Data inadequate

None of these

40

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Area Problems
Three circles of radius 3.5cm are placed in such a way that each circle touches the other two. The area of the portion enclosed by the circles is

1.767

1.567

1.967

1.867

1.767

1.567

1.967

1.867

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Area Problems
The length of a rectangle is double while its breadth is halved. What is the percentage change in area?

75

None of these

No change

50

75

None of these

No change

50

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Area Problems
The lengths of three line segments (in cm) are given in each of the four cases. Which one of the following cases is not suitable to be the three sides of a triangle?

2, 4, 5

2, 3, 5

2, 3, 4

3, 4, 5

2, 4, 5

2, 3, 5

2, 3, 4

3, 4, 5

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