# NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.6

These NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.6 Questions and Answers are prepared by our highly skilled subject experts.

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

Question 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
(a) O is the centre.
(b) Three radii: $$\overline{\mathrm{OA}}$$, $$\overline{\mathrm{OB}}$$ and $$\overline{\mathrm{OC}}$$
(c) A diameter: $$\overline{\mathrm{AC}}$$
(d) A chord: $$\overline{\mathrm{ED}}$$
(e) Interior points: O, P
(f) Exterior point: Q
(g) A sector: OAB
(h) A segment: ED

Question 2.
(a) Is every diameter of a circle also a chord?
(b) Is every chord of circle also a diameter?
(a) Yes, every diameter of a circle is also a chord. Diameter is also called as longest chord.
(b) No, every chord of a circle is not a diameter.

Question 3.
(a) its centre.
(c) a diameter.
(d) a sector.
(e) a segment
(f) a point in its interior
(g) a point in its
(h) exterior an arc

(a) Its centre is O.
(c) A diameter is AB.
(d) A sector OC.
(e) Asegment is AJK.
(f) A point in its interior is Q.
(g) A point in its exterior is L.
(h) An arc is $$\widehat{\mathrm{AB}}$$.

Question 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.