Area Problems
Four horses are be tethered at four concern of a square plot of side 63 meters, so that they just cannot reach one another. The area left ungrazed is?

785.8 m2
780.6 m2
675.5 m2
850.5 m2

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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

53800
73800
83800
43800

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Area Problems
If the area of an equilateral triangle is x and its perimeter is y, then which one of the following is correct?

y4 = 216 x2
y4 = 432 x2
None of these
y2 = 432 x2

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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?

40cm
30cm
10cm
20cm

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