# Class 6 Maths Chapter 4 Basic Geometrical Ideas | Important Questions

IMPORTANT QUESTIONS FOR CBSE EXAMINATION | CLASS 6 MATHEMATICS | Basic Geometrical Ideas – Chapter 4

Answer the following (2 marks):

1. Draw any polygon and draw its diagonals.

2. Illustrate, if possible, each one of the following with a rough diagram:

a) An open curve made up entirely of line segments.

b) A polygon with two sides.

3. Draw a rough sketch of a quadrilateral KLMN. State

a) two pairs of opposite sides

b) two pairs of opposite angles

4. a) Is every diameter of a circle also a chord?

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

5. Say true or false:

a) Two diameters of a circle will necessarily intersect.

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

6. Use the figure to name

a) Four points

b) A line

c) Four line segments

7. Say true or false:

a) A region in the interior of a circle enclosed by an arc on one side and a pair of radii on the other two sides is called a sector.

b) A region in the interior of a circle enclosed by a chord and an arc is called a segment of the circle.

8. Draw a rough sketch of

a) an open curve

b) a closed curve

9. Fill in the blanks:

a) The distance around a circle is its ——————-

b) Two distinct lines meeting at a point are called ———— lines.

10. Fill in the blanks:

a) A three sided polygon is called—————–

b) A four sided polygon is called——————–

ANSWERS:

a) Opposite sides are KL, MN and KN, LM.

b) Opposite angles are K, M and N, L.

4. a) Yes

b) No

5. a)True

b) True

6. a) A,B,C,D

b) AE

c) AB, BC, CD, DE

7. a) True

b) True

9. a) Circumference

b) Intersecting lines

10. a) Triangle

b) Quadrilateral.

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