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NCERT Solutions For Class 9 Maths Chapter 7 Exercise 7.2 Triangles - PDF Download

Class 9

NCERT solutions for class 9 math chapter 7 exercise 7.2 is based on properties of triangle and theorems associated with triangle. Students tend to be less interested in this topic because it is more about proof rather than problem solving. But, learning the properties of triangles through examples and NCERT solutions will increase their interest in this topic. 

Once you've gone through the class 9 maths chapter 7 exercise 7.2 NCERT solutions, you'll be able to easily figure out how to answer these questions. Ex 7.2 class 9 maths solutions is designed by an academic team of experts to give you a clear and accurate understanding of all the concepts. These solutions will prepare the students to answer the questions step by step.

The Solutions Provided by our expert teachers to these questions will enable you to score well in the final examination. In order to enhance the preparation of the class 9 maths exam, it is recommended to download NCERT solutions for chapter 7 ex 7.2. You can easily download a free PDF of these solutions from eSaral website.

Topics Covered in Exercise 7.2 class 9 Mathematics Questions

This exercise provides an overview of the properties of Triangles, as well as the theorems discussed below.

1.

Some Properties of a Triangle

2.

Theorem 7.2

3.

Theorem 7.3

  1. Some Properties of a Triangle - In this section, you will learn some properties related to a triangle whose two sides are equal.

  • A triangle in which two sides are equal is called an isosceles triangle. 

  • Each angle of an equilateral triangle is of 60°

Here are two main theorems that define some other properties of a triangle.

  1. Theorem 7.2 - Angles opposite to equal sides of an isosceles triangle are equal. 

  2. Theorem 7.3 - The sides opposite to equal angles of a triangle are equal. 

Tips for Solving Exercise 7.2 class 9 chapter 7 Triangles

NCERT solutions class 9 maths chapter 7 ex 7.2 explains some properties and theorems of a triangle. Here are some of the important tips to solve questions associated with these concepts.

  1. There are two significant theorems in class 9 maths ex 7.2 chapter 7. Both theorems can be proved by the congruence rule mentioned in the previous exercise of chapter 7. Practicing these theorems with NCERT solutions will help you to understand the questions better.

  2. You can practice a specific question or theorem in detail by referring to NCERT solutions of ex 7.2 class 9 maths chapter 7. NCERT solutions class 9 ex 7.2 are effective in solving your doubts and motivating you to learn.

  3. Before solving exercise questions, students should practice NCERT solutions and theorems.

Importance of Solving Ex 7.2 class 9 Maths chapter 7 Triangles

Ex 7.2 class 9 maths ch 7 is related to properties of a triangle. Solving questions of NCERT solutions class 9 maths ex 7.2 will provide you immense benefits.

  1. Class 9 maths exercise 7.2 solutions cover various aspects of triangles, including properties of triangle and theorems related to triangle.

  2. eSaral experts provide students with a comprehensive step-by-step solution to each ex 7.2 class 9 problem, enabling them to replicate the thought process and apply it to other similar problems.

  3. The maths solutions provided by our experienced teachers in class 9 make it easy for students to grasp the concepts and apply them. They explain everything in a way that's easy to understand.

  4. By solvingex 7.2 questions, students gain an in-depth comprehension of the properties and congruence criteria associated with triangles.

Frequently Asked Questions

Question 1. What is an isosceles triangle?

Answer 1. A triangle in which two sides are equal is called an isosceles triangle.

Question 2. What are the theorems discussed in class 9 maths chapter 7 exercise 7.2?

Answer 2. In class 9 maths, ex 7.2 talks about the properties of triangles and theorems related to them.

  1. Theorem 7.2 - Angles opposite to equal sides of an isosceles triangle are equal. 

  2. Theorem 7.3 - The sides opposite to equal angles of a triangle are equal. 

Question 3. Is an equilateral triangle an isosceles triangle?

Answer 3. It is true that all equilateral triangles are isosceles triangles, however, all isosceles triangles are not equilateral triangles.