Straight and Reflex Angle

Q.

The reflex angle between the hands of the clock at $10:25$ is

Q.

How many right angles make a straight angle?

1. 1
2. 2
3. 3
4. 4

Q.

Find the number of right angles swept by the hour hand when it moves from 12 to 6

Q. How many degrees are there in a straight angle?

1. ${90}^{\circ }$
2. ${180}^{\circ }$
3. ${270}^{\circ }$
4. ${360}^{\circ }$

Q.

How many reflex angles does the inside of the above figure hold?

1. 3
2. 2
3. 1
4. 0

Q.
Above given is a six - sided regular shape known as a regular hexagon. What is the total number of reflex angles in a regular hexagon?

1. 0
2. 4
3. 6
4. 8

Q. Choose the largest angle from the following.

1. Acute angle
2. Right angle
3. Obtuse angle
4. Straight angle

Q.

What is the angle measure of half revolution.

1. $60°$

2. $90°$

3. $180°$

4. $270°$

Q.

A straight angle is ___ a reflex angle.

1. less than
2. equal to
3. bigger than
4. greater than

Q.

State whether the given statement is true or false.

The measure of half a revolution is equal to the measure of a straight angle.

1. True
2. False

Q.

Identify the marked angle made by the hands of the below given clock.

1. Reflex angle

2. Straight angle

3. Obtuse angle

4. Acute angle

Q.

A straight angle is $=$ _____ right angles.

Q.

An angle more than 180 degrees but less than 360 degrees is called a ______angle.

1. obtuse

2. straight

3. reflex

4. acute

Q. At which of the following times are the angles between the hour and minute hands of a clock exactly a right angle?

(This question can have more than one right answer!)

1. 03:00
2. 06:00
3. 09:00
4. 11:45

Q.

How many reflex angles are inside the below given shape?

1. 16
2. 8
3. 12
4. 4

Q. Match the followings, Where $\theta$ denotes the measure of an angle.

1. Acute Angle
2. Obtuse Angle
3. Reflex Angle

Q.

What is the measure of a straight angle?

1. ${180}^{\circ }$

2. ${360}^{\circ }$

3. ${270}^{\circ }$

4. ${90}^{\circ }$

Q.

A straight angle is a ______ degree angle.

1. 0

2. 90

3. 360

4. 180

Q.

Which of the following angles is a straight angle?

1. ${45}^{\circ }$
2. ${90}^{\circ }$
3. ${110}^{\circ }$
4. ${180}^{\circ }$

Q. State the kind of angle, in each case, formed between the following directions:

(i) East and West
(ii) East and North
(iii) North and North-East
(iv) North and South-East

Q.

State whether the given statement is true or false.

The sum of two straight angle is equal to the measure of one complete revolution.

1. True
2. False

Q.

Identify the angle marked in red.

1. Acute angle
2. Obtuse angle
3. Reflex angle
4. Right angle