My borther Dipu draws a picture on a rectangular sheet of paper whose length is 15 cm and breadth is 8 cm.
Let's calculate and write the change of area of the paper if he changes the length to twice the previous length and keeps the breadth same.

Let's write the area of the rectangular region where the length is (8x + 3y) cm and breadth is (8x - 3y) cm.

Let's calculate mentally and write. If the area of a square is 4 sq. cm. then length of its sides is .....cm.

A rectangular wire of length 18 cm and breadth 15 cm is bent into a circular wire. Then find the radius of this circular wire.

Draw a square whose area is equal to a rectangle of 6cm length and 3 cm breadth.

Is it possible to design a rectangular mango grove whose length is twice its breadth, and the area is 800 m^(2) ? If so, find its length and breadth.

The length of my exerise book is square cm. and its breadth is square cm. Let me find the peremeter of my exercise book.

Express the following statements in the form of simultaneous linear equations and solve them by drawing graphs : (v) The perimeter of the rectangular garden is 60 metres. If its length be 2 metres ore and breadth be 2 metres less than that of the previous, then the area of the garden becomes 24 sq. metres less than the previous area. Determine the length and breadth of the garden.

The length and breadth of a rectangular figure is 10cm and 6cm respectively. The length and breadth of the figure are increased by 2cm. Find if the ratios of length to breadth remains same.

There is a squared park and a rectangular park in the locality of Pradipbabu. The area of a rectangular park is 78 sq-m less than twice of the area of that square-shaped park whose length is 5 m more than the length of the side of that park and the breadth is 3 m less than the length of the side of that park. Calculate the length of side of the square-shaped park.

Rajesh has a rectangular plot of land, of length 36 m. and breadth 24m. There is a path 2m. wide running all around the plot outside. Let us draw a rough sketch of the Problem and calculate the following. Area of the path.