CBSE Class 9 Maths Chapter 5 Introduction to Euclid’s Geometry MCQs

Class 9 Maths Chapter 5 Introduction to Euclid’s Geometry MCQs are provided here online with answer.

1) A solid has __________dimensions.

a. One

b. Two

c. Three

d. Zero

Answer: c

2) A point has _______ dimension.

a. One

b. Two

c. Three

d. Zero

Answer: d

3) The shape of the base of a Pyramid is:

a. Triangle

b. Square

c. Rectangle

d. Any polygon

Answer: d

4) The boundaries of solid are called:

a. Surfaces

b. Curves

c. Lines

d. Points

Answer: a

5) A surface of shape has:

a. Length, breadth and thickness

b. Length and breadth only

c. Length and thickness only

d. Breadth and thickness only

Answer: b

6) The edges of the surface are :

a. Points

b. Curves

c. Lines

d. None of the above

Answer: c

7) Which of these statements do not satisfy Euclid’s axiom?

a. Things which are equal to the same thing are equal to one another

b. If equals are added to equals, the wholes are equal.

c. If equals are subtracted from equals, the remainders are equal.

d. The whole is lesser than the part.

Answer: d

8) Which of the following statements are true?

a. Only one line can pass through a single point.

b. There is an infinite number of lines that pass through two distinct points.

c. A terminated line can be produced indefinitely on both sides

d. If two circles are equal, then their radii are unequal.

Answer: c

9) The line drawn from the center of the circle to any point on its circumference is called:

a. Radius

b. Diameter

c. Sector

d. Arc

Answer: a

10) There are ________ number of Euclid’s Postulates

a. Three

b. Four

c. Five

d. Six

Answer: c

11) Euclid’s fifth postulate is

(a) The whole is greater than the part

(b) All right angles are equal to one another.

(c) If a straight line falling on two straight lines makes the interior angles on the same

side of it taken together less than two right angles, then the two straight lines if

produced indefinitely, meet on that side on which the sum of angles is less than two

right angles

(d) A circle may be described with any centre and any radius

Answer: c

12) The three steps from solids to points are: 

(a) Lines – points – surfaces – solids

(b) Lines – surfaces – points – solids

(c) Solids – lines – surfaces – points 

(d) Solids – surfaces – linepoint

Answer: d

13) Axioms are assumed 

(a) Theorems

(b) Definitions

(c) Universal truths specific to geometry

(d) Universal truths in all branches of mathematics

Answer: d

14) Which of the following needs a proof?

(a) Definition

(b) Postulate

(c) Theorem

(d) Axiom

Answer: c

15) It is known that if x + y = 10 then x + y + z = 10 + z. Euclid’s axiom that illustrates this statement is

(a) First Axiom

(b) Second Axiom

(c) Third axiom

(d) Fourth Axiom

Answer: b

16) ‘Lines are parallel if they do not intersect’ is stated in the form of

(a) Definition

(b) Proof

(c) Postulate

(d) Axiom

Answer: a

17) The side faces of a pyramid are:

(a) Square

(b) Triangles

(c) Polygons

(d) Trapezium

Answer: b

18) Euclid stated that all right angles are equal to each other in the form of

(a) Definition

(b) Proof

(c) Postulate

(d) Axiom 

Answer: c

19) The number of interwoven isosceles triangles in Sriyantra (in the Atharvaveda) is:

(a) 7

(b) 8

(c) 9

(d) 11

Answer: c

20) The things which are double of the same thing are 

(a) equal

(b) unequal

(c) double of the same thing

(d) halves of the same thing

Answer: a