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:
NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.6 1
(a) the centre of circle
(b) three radii
(c) a diameter
(d) a chord
(e) two points in the interior
(f) a point in the exterior
(g) a sector
(h) a segment
Answer:
(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

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

Question 2.
(a) Is every diameter of a circle also a chord?
(b) Is every chord of circle also a diameter?
Answer:
(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.
(b) a radius.
(c) a diameter.
(d) a sector.
(e) a segment
(f) a point in its interior
(g) a point in its
(h) exterior an arc
Answer:
NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.6 2
(a) Its centre is O.
(b) A radius is OB.
(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 \(\begin{equation}
\widehat{\mathrm{AB}}
\end{equation}\).

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

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.
Answer:
(a) True
(b) True

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