


1.
One side of a rectangular field is 15 m and one of its diagonals is 17 m. Find the area of the field.
2.
A lawn is in the form of a rectangular having its sides in the ratio 2 : 3. The area of the lawn is 1/6 hectares. Find the length and breadth of the lawn.
3.
Find the cost of carpeting a room 13 m long and 9 m broad with a carpet 75 cm wide at the rate of Rs. 12.40 per square metre..
4.
.If the diagonal of a rectangle is 17 cm long and its perimeter is 46 cm, find the area of the rectangle.
5.
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.?
6.
In measuring the sides of a rectangle, one side is taken 5 % in excess, and the other 4 % in deficit. Find the error percent in the area calculated from these measurements
7.
A rectangular grassy plot 110 m by 65 m has a gravel path 2.5 m wide all round it on the inside. Find the cost of gravelling the path at 80 paise per sq. metre.
