Areas of Parallelograms and Triangles - NCERT Class 9 Maths

This chapter 9 can be considered as a continuation of chapter 5 and 7, congruence is explained and then proceeds to Figures on the Same Base and Between the Same Parallels and then to Parallelograms on the same Base and between the same Parallels which has a lot of activities so that students have a good gold of the concept. The last unit focuses on Triangles on the same Base and between the same Parallels. There are few theorems and examples to explain the same.

Exercise 9.1

Exercise 9.2

Exercise 9.3

Exercise 9.4