## MCQ Questions for Class 6 Maths: Ch 14 Practical Geometry

1. If the radius of a circle is 7.5 cm, then the diameter of the circle is ____.

(a) 15 cm

(b) 7.5 cm

(c) 12 cm

(d) None of these

► (a) 15 cm

2. A _________ is a simple closed curve all of whose points are at the same distance from a fixed point.

(a) diameter

(b) radius

(c) triangle

(d) circle

► (d) circle

3. If the diameter of a circle is 20 cm, then the radius of the circle is ____.

(a) 10 cm

(b) 5 cm

(c) 2.5 cm

(d) None of these

► (a) 10 cm

4. If the radius of a circle is 3 cm, then the diameter of the circle is ____.

(a) 1.5 cm

(b) 3 cm

(c) 6 cm

(d) None of these

► (c) 6 cm

5. How do you draw a 90° angle?

(a) By drawing a perpendicular to a line from a point lying on it.

(b) By bisecting a 120° angle.

(c) By bisecting a 60° angle.

(d) By drawing multiples of 45° angle.

► (a) By drawing a perpendicular to a line from a point lying on it.

6. Two lines are said to be perpendicular to each other when they meet at ____angle.

(a) 180°

(b) 90°

(c) 60°

(d) 360°

► (b) 90°

7. Name the geometrical instrument having a semi-circular device graduated into 180 degree-parts.

(a) Divider

(b) Compasses

(c) Set squares

(d) Protractor

► (d) Protractor

8. What do you call two lines intersecting at a point?

(a) Perpendicular lines

(b) Parallel lines

(c) Bisectors lines

(d) Intersecting lines

► (d) Intersecting lines

9. Name the geometrical instrument having a pair of pointers.

(a) Set squares

(b) Divider

(c) Protractor

(d) Compasses

► (b) Divider

10. Which geometrical instrument used to compare lengths?

(a) Divider

(b) Protractor

(c) Compasses

(d) Set squares

► (c) Compasses

11. Which geometrical instrument used to draw line segments and to measure their lengths?

(a) Divider

(b) Compasses

(c) Set squares

(d) Ruler

► (d) Ruler

12. The line segment forming a polygon is called _________________.

(a) angle

(b) side

(c) vertex

(d) None of these

► (b) side

13. If the diameter of a circle is 22 cm, then the radius of the circle is ____.

(a) 5.5 cm

(b) 11 cm

(c) 4.5 cm

(d) None of these

► (b) 11 cm

14. If the radius of a circle is 7 cm, then the diameter of the circle is ____.

(a) 10 cm

(b) 14 cm

(c) 3.5 cm

(d) None of these

► (b) 14 cm

15. Into what type of parts is a figure divided by bisecting it?

(a) Unequal

(b) Equal

(c) Triangular

(d) Perpendicular

► (b) Equal

16. Which geometrical instrument used to mark off equal lengths but not to measure them and draw arcs and circles?

(a) Compasses

(b) Set squares

(c) Divider

(d) Protractor

► (a) Compasses

17. A maths teacher asked his students to draw a pair of parallel lines. Which instrument(s) are the students most likely to use?

(a) A ruler and a compass

(b) Two edges of a ruler

(c) A ruler and a setsquare

(d) Both (b) and (c)

► (d) Both (b) and (c)

18. Name the geometrical instrument having two triangular pieces.

(a) Compasses

(b) Set squares

(c) Protractor

(d) Divider

► (b) Set squares

19. If the diameter of a circle is 14 cm, then the radius of the circle is ____.

(a) 7 cm

(b) 4.5 cm

(c) 3.5 cm

(d) None of these

► (a) 7 cm

20. Which of the following is done to draw an angle of 150∘ using compasses and a ruler?

(a) Bisecting 120∘ and 180∘ angles.

(b) Bisecting 60∘ and 120∘ angles.

(c) Bisecting 0∘ and 60∘ angles.

(d) Bisecting a 360∘ angle.

► (a) Bisecting 120∘ and 180∘ angles.

21. For which of the following are the rails of a railway line an example?

(a) Parallel lines

(b) Intersecting lines

(c) Perpendicular lines

(d) Coplanar lines

► (a) Parallel lines

22. If the radius of a circle is 5 cm, then the diameter of the circle is ____.

(a) 10 cm

(b) 12 cm

(c) 2.5 cm

(d) None of these

► (a) 10 cm

23. Number of circles passing through a given point are ____.

(a) 1

(b) 2

(c) 3

(d) infinite

► (d) infinite

24. Number of lines which can be drawn from one point.

(a) infinite

(b) 1

(c) 2

(d) None of these

► (a) infinite

25. A few lines in a plane have a point in common. What type of lines can they be?

(a) Intersecting lines

(b) Parallel lines

(c) Concurrent lines

(d) Either (a) or (c)

► (d) Either (a) or (c)