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

Here we have given NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.6.

  • Basic Geometrical Ideas Class 6 Ex 4.1
  • Basic Geometrical Ideas Class 6 Ex 4.2
  • Basic Geometrical Ideas Class 6 Ex 4.3
  • Basic Geometrical Ideas Class 6 Ex 4.4
  • Basic Geometrical Ideas Class 6 Ex 4.5
BoardCBSE
TextbookNCERT
ClassClass 6
SubjectMaths
ChapterChapter 4
Chapter NameBasic Geometrical Ideas
Exercise Ex 4.6
Number of Questions Solved4
CategoryNCERT Solutions

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

Ex 4.6 Class 6 Maths Question 1.
From the figure, identify:
(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
NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas 24Solution:
(a) O is the centre of the circle.
(b) OA, OB and OC are three radii of circle.
(c) AC is a diameter of circle.
(d) ED is a chord of circle.
(e) Points O and P are in the interior of circle.
(f) Point Q is in the exterior of circle.
(g) OAB is a sector of circle.
(h) Shaded region in the interior of a circle enclosed by a chord ED.

Ex 4.6 Class 6 Maths Question 2.
(a) Is every diameter of a circle also a chord?
(b) Is every chord of a circle also a diameter?
Solution:
(a) Yes, a diameter is the longest chord.
(b) Not always.

Ex 4.6 Class 6 Maths Question 3.
Draw any circle and mark
(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 exterior
(h) an arc
Solution:
Draw any circle and its various parts are as under :
NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas 25(a) Its centre is O.
(b) Its radii are OA, OB and OC.
(c) Its diameter is AOC.
(d) Its sector is OAB.
(e) Shaded region in the interior of a circle enclosed by a chord PQ.
(f) M is a point in its interior.
(g) N is a point in its exterior.
(h) BC is an arc.

Ex 4.6 Class 6 Maths 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.
Solution:
(a) True, because each diameter passes through the centre of a circle.
(b) True.

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