Class 9 Quiz Level 2 (Moderate) – Introduction to Euclid's Geometry

Total questions: 20

If a circle has a radius of 7 cm, what is its circumference?

Topic: Euclid's Definitions

Deselect Answer

44 cm

21 cm

14 cm

28 cm

None

What is the length of the side opposite to the right angle in a right-angled triangle with sides 9 cm and 12 cm?

Topic: Euclid's Definitions

Deselect Answer

15 cm

21 cm

10 cm

8 cm

None

According to Euclid’s fifth postulate, if a straight line falling on two straight lines makes the interior angles on the same side less than two right angles, what can be inferred?

Topic: Euclid's Postulates

Deselect Answer

The two straight lines will meet on the side where the angles are less than two right angles if extended indefinitely

The two straight lines will remain parallel

The two straight lines will intersect at right angles.

The two straight lines will never meet.

None

If a circle has a radius of 14 cm, what is its circumference?

Topic: Euclid's Definitions

Deselect Answer

44 cm

21 cm

88 cm

98 cm

None

In the figure given below, lines AB and CD are parallel. If ∠OAB= $ \displaystyle \text{ 12}0{}^\circ $ and ∠OCD = $ \displaystyle \text{ 4}0{}^\circ $ , Find the value of 'x' i.e. ∠AOC?

Topic: Euclid's Postulates

Deselect Answer

$ \displaystyle \text{10}0{}^\circ $

$ \displaystyle \text{ 12}0{}^\circ $

$ \displaystyle \text{18}0{}^\circ $

$ \displaystyle \text{3}0{}^\circ $

None

If ∠AOB is $ \displaystyle 120{}^\circ $ and ∠BOC is $ \displaystyle 60{}^\circ $ what is ∠ AOC?

Topic: Basic Terms and Definitions

Deselect Answer

$ \displaystyle 60{}^\circ $

$ \displaystyle 240{}^\circ $

$ \displaystyle 180{}^\circ $

$ \displaystyle 90{}^\circ $

None

A triangle has angles $ \displaystyle 30{}^\circ ,\text{ }60{}^\circ ,\text{ }and\text{ 9}0{}^\circ $ .Is it a right-angled triangle?

Topic: Euclid's Definitions

Deselect Answer

Yes

Cannot be determined

Not a valid triangle

None

If two angles are supplementary and one angle is $ \displaystyle 70{}^\circ $ , what is the other angle?

Topic: Euclid's Definitions

Deselect Answer

$ \displaystyle 110{}^\circ $

$ \displaystyle 70{}^\circ $

$ \displaystyle 50{}^\circ $

$ \displaystyle 30{}^\circ $

None

If two parallel lines are cut by a transversal, which of the following pairs of angles are always equal?

Topic: Euclid's Postulates

Deselect Answer

Corresponding angles

Adjacent angles

Vertical angles

Linear pair angles

None

10.

In the given figure, what is the length of the line segment connecting the midpoints of sides AB and CD in rectangle ABCD?

Topic: Basic Terms and Definitions

Deselect Answer

6 cm

5 cm

10 cm

12 cm

None

11.

If a circle has a radius of 7 cm, what is its circumference?

Topic: Euclid's Definitions

Deselect Answer

44 cm

21 cm

14 cm

28 cm

None

12.

What is the length of the side opposite to the right angle in a right-angled triangle with sides 9 cm and 12 cm?

Topic: Basic Terms and Definitions

Deselect Answer

15 cm

21 cm

10 cm

8 cm

None

13.

In the given figure, what is the measure of angle B if AB = AC and angle A = $ \displaystyle 50{}^\circ $ ?

Topic: Euclid's Definitions

Deselect Answer

$ \displaystyle 50{}^\circ $

$ \displaystyle 65{}^\circ $

$ \displaystyle 75{}^\circ $

$ \displaystyle 80{}^\circ $

None

14.

In the given figure, AB = 8 cm and BC = 6 cm. What is the length of AC in triangle ABC if angle ABC is $ \displaystyle \text{9}0{}^\circ $ ?

Topic: Basic Terms and Definitions

Deselect Answer

10 cm

12 cm

14 cm

6 cm

None

15.

In the given figure, what is the measure of ∠B if AB = AC and ∠A = $ \displaystyle 50{}^\circ $ ?

Topic: Euclid's Definitions

Deselect Answer

$ \displaystyle 80{}^\circ $

$ \displaystyle 50{}^\circ $

$ \displaystyle 85{}^\circ $

$ \displaystyle 65{}^\circ $

None

16.

Which of the following is not a Euclidean construction tool?

Topic: Euclid's Definitions

Deselect Answer

Ruler

Compass

Protractor

Divider

None

17.

The shape of the base of a pyramid is:

Topic: Basic Terms and Definitions

Deselect Answer

Square

Recatngle

Triangle

Any polygon

None

18.

How many dimension a point has?

Topic: Basic Terms and Definitions

Deselect Answer

None

19.

How many dimension does a surface has?

Topic: Basic Terms and Definitions

Deselect Answer

None

20.

In the given figure, if ∠AOC is $ \displaystyle 120{}^\circ $ , what is ∠BOD?

Topic: Euclid's Postulates

Deselect Answer

$ \displaystyle 30{}^\circ $

$ \displaystyle 60{}^\circ $

$ \displaystyle 120{}^\circ $

$ \displaystyle 90{}^\circ $

None

1 out of 20

Time's up

Class 9 Quiz Level 2 (Moderate) – Introduction to Euclid's Geometry

Welcome back