NCERT Solutions For Class 6 Maths Chapter 4 Basic Geometrical Ideas Exercise 4.2

NCERT Solutions For Class 6 Maths Chapter 4 Basic Geometrical Ideas Exercise 4.2 covers the topics of Curves, Polygons and important terms related to these concepts. The students can solve the problems present in this exercise by referring to the NCERT Solutions Class 6 Maths prepared by subject matter experts at BYJU’S. These solutions are explained exceptionally well to help the students grasp the techniques of solving the problem easily. After-all, the primary aim of providing the exercise wise solutions is to make learning fun for the students.

NCERT Solutions for Class 6 Chapter 4: Basic Geometrical Ideas Exercise 4.2 Download PDF

 

ncert solutions class 6 maths chapter 4 ex 4.2
ncert solutions class 6 maths chapter 4 ex 4.2
ncert solutions class 6 maths chapter 4 ex 4.2

 

Access NCERT Solutions for Class 6 Chapter 4: Basic Geometrical Ideas Exercise 4.2

1. Classify the following curves as (i) Open or (ii) Closed

NCERT Solutions for Class 6 Maths Chapter 4 Exercise 4.2 - 1

Solutions:

(a) The given curve is an open curve

(b) The given curve is closed curve

(c) The given curve is open curve

(d) The given curve is closed curve

(e) The given curve is closed curve

2. Draw rough diagrams to illustrate the following:

(a) Open curve

(b) Closed curve

Solutions

(a) The below figure is the open curve

NCERT Solutions for Class 6 Maths Chapter 4 Exercise 4.2 - 2

(b) The below figure is the closed curve

NCERT Solutions for Class 6 Maths Chapter 4 Exercise 4.2 - 3

3. Draw any polygon and shade its interior.

Solutions:

The below figure is the polygon with interior shade

NCERT Solutions for Class 6 Maths Chapter 4 Exercise 4.2 - 4

4. Consider the given figure and answer the questions:

(a) Is it a curve?

(b) Is it closed?

NCERT Solutions for Class 6 Maths Chapter 4 Exercise 4.2 - 5

Solutions:

(a) Yes, it is a curve

(b) Yes, it is closed curve

5. Illustrate, if possible, each one of the following with a rough diagram:

(a) A closed curve that is not a polygon.

(b) An open curve made up entirely of line segments.

(c) A polygon with two sides.

Solutions:

(a) The below figure is the closed figure but not a polygon

NCERT Solutions for Class 6 Maths Chapter 4 Exercise 4.2 - 6

(b) The below figure is an open curve made up entirely of line segments

NCERT Solutions for Class 6 Maths Chapter 4 Exercise 4.2 - 7

(c) No its not possible, as the polygon having least number of sides is a triangle which has three sides.


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