22
Jan
Question 2: Construct an angle of 45 degree at the initial point of a given ray and justify the construction.
Chapter 11 – Constructions
This playlist covers all the questions, concepts, theorems and examples of chapter 11 (Constructions) of class 9, NCERT textbook. Click a thumbnail to watch the tutorial.
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Class 9 |Chapter 11 | 11.1 : To construct the bisector of a given angle |Constructions | NCERT Maths
Class 9 |Chapter 11 |Constructions | 11.2 Perpendicular bisector of given line segment| NCERT Maths
Class 9 |Chapter 11 |Constructions 11.3 60 degrees angle at the initial point of a ray| NCERT Maths
Class 9 | Chapter 11 | Exercise 11.1 | Question 1 | Construct 90 degrees angle | NCERT Maths
Class 9 | Chapter 11 | Exercise 11.1 | Question 2 | Construct 45 degrees angle | NCERT Maths
Class 9| Chapter 11 |Exercise 11.1|Question 3| Construct 30, 22.5 and 15 degrees angles| NCERT Maths
Class 9| Chapter 11 |Exercise 11.1|Question 4| Construct 75, 105 and 135 degrees angles| NCERT Maths
Class 9 | Chapter 11 |Exercise 11.1 | Question 5| Constructions – Equilateral Triangle | NCERT Maths
Class 9| Chapter 11| Constructions 11.4 Triangle – given base, angle and sum of 2 sides |NCERT Maths
Class 9 | Chapter 11 | Constructions 11.5 Triangle given base, angle, diff of 2 sides | NCERT Maths
Class 9 | Chapter 11 | Constructions 11.6 Triangle given perimeter and two base angles| NCERT Maths
Class 9| Chapter 11 | Exercise 11.1| Constructions | Example 1| Construct triangle | NCERT Maths
Class 9 | Chapter 11 |Exercise 11.2 | Question 1| Constructions – Triangle | NCERT Maths
Class 9 | Chapter 11 |Exercise 11.2 | Question 2| Constructions – Triangle | NCERT Maths
Class 9 | Chapter 11 |Exercise 11.2 | Question 3| Constructions – Triangle | NCERT Maths
Class 9| Chapter 11 | Exercise 11.2 | Question 4 | Construction – Triangle| NCERT Maths
Class 9 | Chapter 11 |Exercise 11.2 | Question 5| Constructions – Triangle | NCERT Maths
