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  • Last Modified 25-08-2022

NCERT Solutions for Class 9 Maths Chapter 7 Triangles

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NCERT Solutions for Class 9 Maths Chapter 7 Triangles: The word “Triangle” represents an enclosed figure consisting of three sides and angles. Students have already received an introduction to the figure in the previous chapter. The 7th chapter in Class 9 Maths will provide a more detailed insight regarding the properties of triangles.

The NCERT Solutions for Class 9 Chapter 7 provided in this article covers all in-text exercises. All solutions have been prepared by Embibe’s academic experts in a detailed step-by-step manner. Solving the NCERT questions will also be helpful for students’ exam preparations. Students can also get free access to over 940 questions from 55 different books to for exam preparations. Continue reading to get the NCERT Solutions for 9th Maths Chapter 7.

NCERT Solutions for Class 9 Maths Chapter 7: Important Topics

A triangle can be formed by joining three points. There are different types of triangles like an isosceles triangle where two sides are equal, an equilateral triangle where all the sides are equal. In this chapter, you will study the congruent triangle. Congruence of Triangle means when the two triangles are having the same side and interior angle. In this chapter, students will be asked to prove the congruence of any two triangles. Students will be studying various theorems, using which, students will be able to prove the congruence of triangles.

Students can also check the table below to find out the important topics covered in NCERT Class 9 Maths Chapter 7:

SectionTopics
7.1Congruence of Triangles
7.2Criteria of Congruence of Triangles
7.3Properties of a Triangle
7.4RHS and SSS Criteria for Congruence
7.5Inequalities in a Triangle

NCERT Solutions for Class 9 Maths Chapter 7: Points to Remember

We have provided some important points to remember from NCERT 9th Maths Chapter 7 Triangles for students to refer to for exam preparations:

  • A plane figure bounded by three lines in a plane is called a triangle.
  • A triangle, no two of whose sides are equal, is called a scalene triangle.
  • A triangle whose two sides are equal is called an isosceles triangle.
  • A triangle whose all sides are equal is called an equilateral triangle.
  • A triangle with one right angle is called a right triangle.
  • The sum of the three angles of a triangle is 180°.
  • If a side of a triangle is produced, the exterior angle so formed is equal to the sum of the two interior opposite angles.
  • Two figures are congruent if they are of the same shape and of the same size.
  • Angles opposite to equal sides of a triangle are equal.
  • Sides opposite to equal angles of a triangle are equal.

Students can get more important points for NCERT Class 9 Maths Chapter 7 Triangles on Embibe for free!

NCERT Solutions for Class 9 Maths: All Chapters

Students can download the NCERT Solutions for Class 9 Maths from the following:

FAQs on NCERT Solutions for Class 9 Maths Chapter 7

Q.1: What will students learn in NCERT Class 9 Maths Chapter 7?

Ans: In NCERT Class 9 Maths Chapter 7 Triangles, you will study congruent triangle. Congruence of Triangle means when the two triangles are having the same side and interior angle. In this chapter, you will be asked to prove the congruence of any two triangles. You will be studying various theorems with which you will be able to prove the congruence of triangles.

Q.2: Why should I choose NCERT Solutions for Class 9 Maths Chapter 7 by Embibe?

Ans: The concepts are explained in simple language in the NCERT Solutions for Class 9 Chapter 7 by Embibe. The NCERT Solutions are prepared by a team of experts at Embibe with the goal of helping students enhance their exam preparation. It will also help you in finishing your homework. Moreover, if you are able to solve the NCERT In-text questions and exercises then you will be able to score good marks in the final examination.

Q.3: How many exercises are covered in NCERT Class 9 Maths Chapter 7?

Ans: The exercises covered in NCERT Class 9 Maths Chapter 7 are as follows:
Exercise 7.1 
Exercise 7.2 
Exercise 7.3
Exercise 7.4 
Exercise 7.5

Q.4: Are the NCERT Solutions for Class 9 Maths Chapter 7 easy to understand?

Ans: The NCERT Solutions by Embibe will help you in understanding the chapter Triangle better. The NCERT Solutions for Class 9 Maths Chapter 7 have been explained in a step by step manner and detailed manner. So that any class 9 student can understand NCERT Solutions for Class 9 Chapter 7. 

Q.5: Which are the important topics I should focus on in the 9th Class Maths solution Chapter 7 PDF?

Ans: The topics of importance that students should focus on for Class 9 Maths Chapter 7 Solutions PDF are – Properties of triangles, Congruence of triangles and its criteria and Inequalities of triangles.

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