Area Problems
The area of the sector of a circle, whose radius is 12 meters and whose angle at the centre is 42, is?

26.4 sq. meters
79.2 sq. meters
52.8 sq. meters
39.6 sq. meters

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Area Problems
The cost of fencing a square field @ Rs. 20 per metre is Rs.10.080.How much will it cost to lay a three meter wide pavement along the fencing inside the field @ Rs. 50 per sq m

43800
53800
73800
83800

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Area Problems
The length of the diagonal of a rhombus is 80% of the length of the other diagonal, Then the area of the rhombus is how many times the square of the length of the longer diagonal?

3/4
1/4
2/5
4/5

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