NCERT Solutions For Class 6 Maths Ex 4.2

NCERT Solutions For Class 6 Maths Ex 4.2 PDF Free Download

Curves, Polygons and important terms related to these concepts are covered under exercise 4.2. The students can solve problems using NCERT solutions which are prepared by teachers at BYJU’S. The primary aim of providing exercise wise solutions is to make learning fun for the students. Along with the exercise wise solutions, students can also access various study materials which are available online. NCERT Solutions Class 6 Maths Chapter 4 Basic Geometrical Ideas Exercise 4.2 PDF are given below.

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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