Measuring Angles

Q.

Arrange the following type of angles in ascending order .

1. Acute, Right, Obtuse, Reflex, Straight

2. Acute, Obtuse, Right, Straight, Reflex

3. Acute, Right, Obtuse, Straight, Reflex

4. Acute, Obtuse, Straight, Right, Reflex

Q.

If two complementary angles are equal, then what is the measure of each angle?

1. ${45}^{\circ }$
   

2. ${30}^{\circ }$
   

3. ${60}^{\circ }$
   

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

Q. A car tyre make 8 turns of 90° in one direction. How many rotations did the car tyre make?

1. 4
2. 2
3. 1
4. 8

Q.

By what angle does a soldier turn when he takes an "about turn"?

1. ${180}^{\circ }$
2. ${360}^{\circ }$
3. ${45}^{\circ }$
4. ${90}^{\circ }$

Q.

Two angles are complementary. If one measures ${80}^{\circ }$, then the measure of the other angle is:

1. ${80}^{\circ }$
   

2. ${120}^{\circ }$
   

3. ${360}^{\circ }$
   

4. ${10}^{\circ }$
   

Q.

Which of the following angles is not less than a straight angle?

1. Acute angle

2. Obtuse angle

3. Right angle

4. Reflex angle

Q. At 5'O clock the angle between two hands in a clock is

1. ${120}^{\circ }$
2. ${130}^{\circ }$
3. ${140}^{\circ }$
4. ${150}^{\circ }$

Q. If there are 24 divisions on a circle, what is the measure of angle for two divisions?

1. ${15}^{\circ }$
2. ${20}^{\circ }$
3. ${25}^{\circ }$
4. ${30}^{\circ }$

Q.

Question 11
If the sum of two angles is greater than ${180}^{\circ }$, then which of the following is not possible for the two angles?
a) One obtuse angle and one acute angle
b) One reflex angle and one acute angle
c) Two obtuse angles
d) Two right angles

Q.

The measures of $\angle a,\angle b,\angle c,\angle d,\angle e,are{15}^{\circ },{20}^{\circ },{25}^{\circ },{15}^{\circ }and{30}^{\circ }$ respectively, Given, $\angle a+\angle b+\angle c+\angle d+\angle e+\angle g={270}^{\circ }.$ Then find the measure of $\angle g$ and $\angle f$

Q. Sort the following angles in ascending order with the least one on the top.

1. acute angle
2. right angle
3. obtuse angle
4. reflex angle
5. whole angle

Q.

The measure of a straight angle is :

1. ${3600}^{\circ }$

2. ${180}^{\circ }$

3. ${90}^{\circ }$

4. ${120}^{\circ }$

Q. Look at the angle in the picture and choose the correct option

1. Right angle
2. Less than Right angle
3. None of these
4. More than Right angle

Q.

Match the following
$\begin{array}{ccc}1.& \text{Right angle}& \text{exact}{180}^{\circ }\\ 2.& \text{Obtuse angle}& \text{complementary}\\ 3.& \text{No. of faces in a cube}& \text{Exact 90}\\ 4.& \text{Straight angle}& Six\\ 5.& \text{Sum of adjacent angles is}{90}^{\circ }& \text{More than}{180}^{\circ }\text{less than}{360}^{\circ }\\ 6.& \text{Sum of 2 angles is}{180}^{\circ }& \text{More than}{90}^{\circ }<{180}^{\circ }\\ 7.& \text{Angle around a point}& Supplimentary\\ 8.& \text{Reflex angle}& {360}^{\circ }\end{array}$

Q. An angle that measures 360${}^{\circ }$ is called a/an angle.

1. right
2. acute
3. whole
4. obtuse

Q. If students are attending the class, then play ground is in which direction from students location?

1. North
2. East
3. South
4. West

Q. You are standing in a class-room facing north. In what direction are you facing after making a quarter turn?

Q. An angle that measures 360${}^{\circ }$ is called a/an angle.

1. right
2. acute
3. whole
4. obtuse

Q. Using protractor, draw an angle of measure ${108}^{\circ }.$ With this angle as given, draw an angle of ${54}^{\circ }.$