NCERT Solutions for Class 9 Maths Chapter 11 Constructions

 

NCERT Solutions for Class 9 Maths Chapter 11 Constructions: The chapter deals with the construction of certain angles and also triangles with different conditions give. This is the basic chapter of constructions of figures. The applications of  NCERT Solutions for Class 9 Maths Chapter 11 includes the design of plots or buildings for given conditions. For example, you are asked to give a sketch of a roof of triangular shape with a given perimeter and two base angles. The concepts of this chapter of NCERT Solutions for Class 9 Maths can be used in such cases. Now many design software is available where you can easily draw the figures. If you have to get an idea about how to draw then these NCERT Solutions for Class 9 will help. In your higher class of engineering, you are going to study subjects including drawings. This chapter of NCERT Solutions is the basics for drawings in engineering and architecture. In exam point of few, there will be a question and it will be easy to score if you have gone through all the concepts of NCERT Solutions for Class 9 Maths Chapter 11. 

The main topics  of NCERT Solutions for Class 9 Maths Chapter 11 Constructions are given below:

11.1 Introduction

11.2 Basic Constructions

11.3 Some Constructions of Triangles

The topic basic constructions include the construction of bisector of a given angle, construction of perpendicular bisector of a given line segment and to construct 60 degrees at the beginning of a ray. The topic  Some Constructions of Triangles of  NCERT Solutions for Class 9 Maths Chapter 11 includes the construction of a triangle with given base, a base angle, and a sum of other two sides. To construct a triangle given its base, a base angle and the difference of the other two sides and the construction of a triangle, when its perimeter and its two base angles are given.

Study the chapter by drawing all the figures. There are multiple possibilities for constructing figures based on your idea. For exams, it is better to follow the steps given in the NCERT book. 

The NCERT Solutions for Class 9 Maths Chapter 11 Constructions are given below:

NCERT Solutions for Class 9 Maths - Chapter Wise

Chapter No.

Chapter Name

Chapter 1

Number Systems

Chapter 2

Polynomials

Chapter 3

Coordinate Geometry

Chapter 4

Linear Equations In Two Variables

Chapter 5

Introduction to Euclid's Geometry

Chapter 6

Lines And Angles

Chapter 7

Triangles

Chapter 8

Quadrilaterals

Chapter 9

Areas of Parallelograms and Triangles

Chapter 10

Circles

Chapter 12

Heron’s Formula

Chapter 13

Surface Area and Volumes

Chapter 14

Statistics

Chapter 15

Probability

 

NCERT Solutions for Class 9 - Subject Wise

NCERT Solutions for Class 9 Maths
NCERT Solutions for Class 9 Science
 

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