M.C.Q. [1 Marks Each]

MCQ 11 Mark

Mark $(\checkmark)$ against the correct answer in the following: If there are $36$ spokes in a bicycle wheel, then the angle between a pair of adjacent spokes is:

A
$15^\circ $
B
$12^\circ$
✓
$10^\circ$
D
$18^\circ$

Answer

Correct option: C.

$10^\circ$

$36$ spokes has $360^\circ .$
Angle between two adjacent spokes.
$=\frac{360^\circ}{36^\circ}=10^\circ$

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MCQ 21 Mark

Mark $(\checkmark)$ against the correct answer in the following:An angle measuring $90^\circ $ is called:

A
A straight angle.
✓
A right angle.
C
A complete angle.
D
A reflex angle.

Answer

Correct option: B.

A right angle.

An angle measuring $90^\circ $ is called a right angle.

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MCQ 31 Mark

Mark $(\checkmark)$ against the correct answer in the following:An angle measuring $180^\circ $ is called:

A
A complete angle.
B
A reflex angle.
✓
A straight angle.
D
None of these.

Answer

Correct option: C.

A straight angle.

A straight angle has $180^\circ .$

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MCQ 41 Mark

Mark $(\checkmark)$ against the correct answer in the following:
$\frac{3}{2}$ right angles $= ?$

A
$115^\circ $
✓
$135^\circ $
C
$270^\circ$
D
$230^\circ$

Answer

Correct option: B.

$135^\circ $

$\frac{3}{2}$ of a right angle $=\frac{3}{2}\times90^\circ=135^\circ$ as $1$ right angle $= 90^\circ .$

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MCQ 51 Mark

Mark $(\checkmark)$ against the correct answer in the following:
An angle measuring $200^\circ $ is:

A
An obtuse angle.
B
An acute angle.
✓
A reflex angle.
D
None os these.

Answer

Correct option: C.

A reflex angle.

A reflex angles is greater than $180^\circ $ but less than $360^\circ .$

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MCQ 61 Mark

Mark $(\checkmark)$ against the correct answer in the following:An angle measuring $270^\circ $ is:

A
An obtuse angle.
B
An acute angle.
C
A straight angle.
✓
A reflex angle.

Answer

Correct option: D.

A reflex angle.

An angle measuring $270^\circ $ is a reflex angles as it is greater than $180^\circ $ and less than $360^\circ .$

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MCQ 71 Mark

Mark $(\checkmark)$ against the correct answer in the following:
A reflex angle measures:

A
More than $180^\circ $ but less than $270^\circ .$
✓
More than $180^\circ $ but less than $360^\circ .$
C
More than $90^\circ $but less than $180^\circ .$
D
None os these.

Answer

Correct option: B.

More than $180^\circ $ but less than $360^\circ .$

A reflex angle is greater than $180^\circ $ but less than $360^\circ .$

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MCQ 81 Mark

Mark $(\checkmark)$ against the correct answer in the following: The figure formed by two rays with the same intitial point is called:

A
A ray.
B
A line.
✓
An angle.
D
None of these.

Answer

Correct option: C.

An angle.

The figure formed by two rays with the same initial point is known as. An angle is a figure formed by two rays with the same initial point.

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MCQ 91 Mark

Mark $(\checkmark)$ against the correct answer in the following: $2$ right angles $= ?$

A
$90^\circ $
✓
$180^\circ$
C
$270^\circ$
D
$360^\circ$

Answer

Correct option: B.

$180^\circ$

Two right angles $= (2 \times 90)^\circ = 180^\circ .$

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MCQ 101 Mark

Mark $(\checkmark)$ against the correct answer in the following:The measure of astraight angle is:

A
$90^\circ$
B
$150^\circ$
✓
$180^\circ$
D
$360^\circ$

Answer

Correct option: C.

$180^\circ$

A straight angle is equal to $180^\circ .$

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MCQ 111 Mark

Mark $(\checkmark)$ against the correct answer in the following: Where does the vertex of an angle lie?

A
In its interior.
B
In its exterior.
✓
On the angle.
D
None of these.

Answer

Correct option: C.

On the angle.

Vertex of an angle lie on it.

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MCQ 121 Mark

Mark $(\checkmark)$ against the correct answer in the following: An angle measuring $360^\circ $ is:

A
A reflex angle.
B
An obtuse angle.
C
A straight angle.
✓
A complete angle.

Answer

Correct option: D.

A complete angle.

A complete angle is equal to $360^\circ .$

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MCQ 131 Mark

Mark $(\checkmark)$ against the correct answer in the following:An angle measuring $91^\circ $ is:

A
An acute angle.
✓
An obtuse angle.
C
A reflex angle.
D
None os these.

Answer

Correct option: B.

An obtuse angle.

An angle measuring $91^\circ $ is an obtuse angle as it is more than $90^\circ $ and less than $180^\circ .$

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MATHS M.C.Q. [1 Marks Each]

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