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

The NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Exercise 4.6 contains answers to the questions present in this exercise. In our environment, we come across many objects that are circular in shape. Some examples are a wheel, a bangle, a coin, etc. We know that a circle is a closed curve and is not a polygon. The problems related to circles are explained in a comprehensive manner by the experts at BYJUâ€™S with the aim of helping students obtain a good academic score. Students should practice theÂ NCERT Solutions for Class 6 MathsÂ of Exercise 4.6 regularly to attain more knowledge about the problem solving methods of the questions related to the concept of circles.

## NCERT Solutions for Class 6 Chapter 4: Basic Geometrical Ideas Exercise 4.6 Download PDF

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### Access NCERT Solutions for Class 6 Chapter 4: Basic Geometrical Ideas Exercise 4.6

1. From the figure, identify:

(a) the centre of circle

(c) a diameter

(d) a chord

(e) two points in the interior

(f) a point in the exterior

(g) a sector

(h) a segment

Solutions:

(a) The centre of circle is O

(b) Three radii areÂ ,Â ,Â

(c) A diameter isÂ

(d) A chord isÂ

(e) Two points in the interior are O and P

(f) A point in the exterior is Q

(g) A sector is AOB i.e shaded region

(h) A segment is ED i.e shaded region

2. (a) Is every diameter of a circle also a chord?

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

Solutions:

(a) Yes every diameter of a circle is also a chord. Diameter is also called as longest chord.

(b) No, every chord is not a diameter.

3. Draw any circle and mark

(a) its centre

(c) a diameter

(d) a sector

(e) a segment

(f) a point in its interior

(g) a point in its exterior

(h) an arc

Solutions:

(a) The centre of the circle is O.

(b) The radius is OC

(c) A diameter isÂ

(d) A sector is AOC

(e) A segment is DE

(f) A point in its interior is O

(g) A point in its exterior is F

(h) An arc isÂ

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.

Solutions:

(a) True, two diameters will always intersect each other at the centre of the circle.

(b) True, the centre of the circle will always be in its interior.