A rectangular plot is given for constructing a house having a measurement of 40m length and 15m in the front. According to the laws, a minimum of 3m, wide space should be left in the front and back each and 2m wide space on each of other sides. Find the largest area where house can be constructed.

A rectangular park is 45 m long and 30 m wide. A path 2.5 m wide is constructed outside the park. Find the area of the path.

A 3 m wide path runs outside and around a rectangular park of length 125 m and breadth 65 m. Find the area of the path

Anu wants to fence the garden in front of her house, on three sides with lengths 20 m, 12 m and 12 m. Find the cost of fencing at the rate of Rs. 150 per metre.

Mrs. Kaushik has a square plot with the measurement as shown in the figure. She wants to construct a house in the middle of the plot. A garden is developed around the house. Find the total case o developing a garden around the house at the rate of Rs. 55 per m^2 .

The ratio of length and breadth of a rectangular field is 7 : 4. A path of 4 m wide is there all round the rectangular field. Its area is 416 m^2 . Find the length and breadth of the field

Five square flower beds each of sides 1.2 m are dug on a piece of land 4.8m long and 4.2 m wide.What is the area of the remaining part of land?

The class X students of a secondary school in Krishinagar have been allotted a rectangular plot of land for their gardening activity. Saplings of Gulmohar are planted on the boundary at a distance of 1m from each other. There is a triangular grass lawn in the plot as shown in the figure. The student are to sow seeds of flowering plants on the remaining area of the plot. Taking A as origin, find the coordinates of the vertices of the triangle.