NCERT Solutions Class 6 Maths Chapter 4 Basic Geometrical Ideas Exercise 4.6

Basic Geometrical Ideas

Exercise 4.6

Examples for Practice


1). From the figure, identify:

(a) the centre of the circle

     O is the centre of the circle.

(b) three radii

     Radius OA, OB, OC

(c) a diameter

      AC is the diameter.

(d) a chord

     ED is a chord. AC is also a chord.

(e)two points in the interior

     O and P are the two points in the interior

(f) a point in the exterior

     Q is a point in the exterior.

(g) a sector

      AOB is a sector

(h) a segment

     ED is a segment.


(a) is every diameter of a circle also a chord?

     Yes. The diameter is the longest chord of a circle.

(b) Is every chord of a circle also a diameter?


3). Draw any circle and mark

(a) it’s centre

(b) a radius

(c) a diameter

(d) a sector

(e) a segment

(f) a point in its interior

(g) a point in its exterior

(h) an arc

4). Say true or false:

(a) Two diameters of a circle will necessarily intersect.


(b) The centre of a circle is always in its interior.



Click here for the solutions of 

Chapter 4 Basic Geometrical Ideas

Exercise 4.1

Exercise 4.2

Exercise 4.3

Exercise 4.4

Exercise 4.5

Exercise 4.6

Chapter 3: Playing With Numbers

Exercise 3.1

Exercise 3.2

Exercise 3.3

Exercise 3.4

Exercise 3.5

Exercise 3.6

Exercise 3.7

Chapter 2: Whole Numbers

Exercise 2.1

Exercise 2.2

Exercise 2.3

Chapter 2: Knowing Our Numbers

Exercise 1.1

Exercise 1.2

Exercise 1.3



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