09
Aug
Class 9 - Lines & AnglesClass 9 math tutorials, Lines and angles, math, mathemafia, mathematics, NCERT
Question 6: In Fig. 6.33, PQ and RS are two mirrors placed parallel to each other. An incident ray AB strikes the mirror PQ at B, the reflected ray moves along the path BC and strikes the mirror RS at C and again reflects back along CD. Prove that AB || CD.
Chapter 6 – Lines and Angles
This playlist covers all the questions, concepts, theorems and examples of chapter 6 (Lines and Angles) of class 9, NCERT textbook. Click a thumbnail to watch the tutorial.
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Class 9 | Chapter 6 | Axiom 6.1, 6.2, 6.3, 6.4 | Axioms and Definitions from Lines and Angles
Theorem 6.1 Chapter 6 Class 9 Maths – If two lines intersect, vertically opposite angles are equal
Class 9 | Chapter 6 | Example 1 | Lines and Angles| Figure 6.9 | NCERT
Class 9 | Chapter 6 | Example 2 | Lines and Angles| Figure 6.10 | NCERT
Class 9 | Chapter 6 | Topic 6.2 Basic Terms and Definitions | Complementary and Supplementary angles
Class 9 | Chapter 6 | Example 3 | Lines and Angles| Figures 6.11 6.12 | NCERT
Class 9 | Chapter 6 | Topic 6.2 Basic Terms and Definitions | Different types of angles | NCERT
Class 9 | Chapter 6 | Exercise 6.1, Question 1 | Figure 6.13, Finding angles | NCERT
Class 9 | Chapter 6 | Exercise 6.1, Question 2 | Figure 6.14, Finding angles | NCERT
Class 9 | Chapter 6 | Exercise 6.1, Question 3 Proof | Figure 6.15 | NCERT
Class 9 | Chapter 6 | Exercise 6.1, Question 4 Proof | Figure 6.16 | NCERT
Class 9 | Chapter 6 | Exercise 6.1, Question 5 Proof | Figure 6.17 | NCERT
Class 9 | Chapter 6 | Exercise 6.1, Question 6 Solution | NCERT
Transversal Line and the important concepts related to it ( हिंदी / Hinglish)
Theorem 6.2 Chapter 6 Class 9 Maths – Alternate interior angles theorem – Proof
Theorem 6.3 Chapter 6 Class 9 Maths – Converse of alternate interior angles theorem – Proof
Theorem 6.4 Chapter 6 Class 9 – Interior Angles on the same side of transversal are supplementary
Theorem 6.5 Chapter 6 Class 9 Maths – Explanation | NCERT Maths | Lines and Angles
Theorem 6.6 Chapter 6 Class 9 Maths – Lines parallel to same line are parallel to each other | NCERT
🔥 Example 4 Chapter 6 Class 9 🔥 Explanation | NCERT Maths | Lines And Angles 💁👌😍
Class 9 | Chapter 6 | Example 5 Explanation | NCERT Maths | Lines And Angles
🔥🔥 Example 6 Chapter 6 Class 9 🔥🔥 Explanation | NCERT Maths | Lines And Angles
Question 1, Exercise 6.2, Chapter 6, Class 9 | Solution | NCERT | Finding angles | Lines and Angles
Question 2, Exercise 6.2, Chapter 6, Class 9 | Solution | NCERT | Finding angles | Lines and Angles
Question 3, Exercise 6.2, Chapter 6, Class 9 | Solution | NCERT | Finding angles | Lines and Angles
Question 4, Exercise 6.2, Chapter 6, Class 9 | Solution | NCERT | Finding angles | Lines and Angles
Question 5, Exercise 6.2, Chapter 6, Class 9 | Solution | NCERT | Finding angles | Lines and Angles
Equal Or Congruent ? Lines and Angles
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