These NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.2 Questions and Answers are prepared by our highly skilled subject experts.

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

Question 1.

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

Answer:

(a) Open curve

(b) Closed curve

(c) Open curve

(d) Closed curve

(e) Closed curve

Question 2.

Draw rough diagrams to illustrate the following:

(a) Open curve

(b) Closed curve.

Answer:

(a) Open curve

(b) Closed curve

Question 3.

Draw any polygon and shade its interior.

Answer:

Polygon ABODE

Question 4.

Consider the given figure and answer the questions:

(a) Is it a curve?

(b) Is it closed?

Answer:

(a) Yes, it is a curve.

(b) Yes, it is closed.

Question 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.

Answer:

(c) Polygon with two sides connot be drawn.