Here , we are given an applet related to this chapter. It will help the kids to learn  in easy manner .

Instruction :-  First select any one rectangle , triangle , trapezium and circle from  the "Choose the Graph" . Now , move the slider to check  your answer. You can check  your answer by clicking on the "Explanation" button..

      In the same way , you can check the graph of  rectangle , triangle, trapezium and circle..