NCERT Exemplar class 9 Maths problems' PDF of chapter 7, Triangles is available in this article. Students can download the complete PDF of the chapter from the link available at the end of this article.
Importance of NCERT Exemplar Problems:
NCERT Exemplar problems are a very good resource for preparing the critical questions like Higher Order Thinking Skill (HOTS) questions. Every year, many questions from the NCERT Exampler are directly asked in the board exams. So, it’s very important for students to practice the NCERT exemplar problems to prepare well for the board exams.
About Chapter 7, Triangles:
Chapter 7 of NCERT Exemplar class 9 Maths is Triangles. It is one of the most important chapters of CBSE class 9th maths.
Important topics of this chapter as per latest CBSE syllabus for Class 9 are given below:
| Two triangles are congruent if any two sides and the included angle of one triangle is equal to any two sides and the included angle of the other triangle (SAS Congruence) |
| Two triangles are congruent if any two angles & the included side of one triangle is equal to any two angles and the included side of the other triangle (ASA Congruence) |
| Two triangles are congruent if the three sides of one triangle are equal to three sides of the other triangle (SSS Congruence) |
| Two right triangles are congruent if the hypotenuse and a side of one triangle are equal (respectively) to the hypotenuse and a side of the other triangle. (RHS Congruence) |
| The angles opposite to equal sides of a triangle are equal |
| The sides opposite to equal angles of a triangle are equal |
| Triangle inequalities & relation between ‘angle & facing side' inequalities in triangles |
This chapter of NCERT Exemplar has variety of questions from the topics mentioned above.
CBSE Syllabus for Class 9 Mathematics: 2017
Importance of Chapter 7, Triangles:
Knowledge of important & basic concepts related to triangles is essential for every CBSE class 9 student. Questions from this chapter are frequently asked in CBSE school examinations. To score well in exams one must practice questions of this chapter from NCERT Exemplar.
Inside Chapter 7 of NCERT Exemplar Class 9 Maths:
This chapter of the book has
| Brief summary of main concepts & results |
| Few sample questions with detailed solutions |
| 11 Multiple choice questions |
| 12 Short answer types questions with reasoning |
| 11 Short answer types questions |
| 21 Long answer type questions |
Download NCERT Exemplar class 9 Maths Problems' PDF of Chapter 7, Triangles
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