#### Solved Examples and Worksheet for Turns of Angles

Q1Which angle is 16 turn ?
A. acute angle
B. right angle
C. obtuse angle
D. straight angle

Step: 1
360° is considered as a full turn.
Step: 2
16 turn = 3606 = 60°
Step: 3
An angle which is greater than 0° and less than 90° is an acute angle.
Step: 4
Therefore, 16 turn is an acute angle.
Correct Answer is :    acute angle
Q2Which of these is an angle of 12 turn?

A. 360°
B. 90°
C. 270°
D. 180°

Step: 1
360° is considered as a full turn.
Step: 2
So, 12 turn = 12(360) = 180°.
Q3The measure of 90° is _______

A. full turn
B. 14 turn
C. 34 turn
D. 12 turn

Step: 1
360° is considered as a full turn.
Step: 2
So, 90360 = 14
Step: 3
Therefore, 90° is a 14 turn.
Correct Answer is :   14 turn
Q4Which of the following is an angle of quarter turn?
A. 360°
B. 90°
C. 180°

Step: 1
360° is considered as a full turn.
Step: 2
So, 14 turn = 14(360) = 90°
Step: 3
Therefore, a quarter turn is 90°.
Q5Which of the following represents the 1 full turn? A. Option C
B. Option D
C. Option A
D. Option B

Step: 1
The turns of the angles are shown below. Step: 2
From option B, the angle is showing 90° and it is 14turn.
Step: 3
From option C, the angle is showing 180° and it is 12turn.
Step: 4
From option D, the angle is showing 270° and it is 34turn.
Step: 5
From option A, the angle is showing 360° and it is 1 full turn.
Step: 6
Therefore the correct answer is option A.
Correct Answer is :   Option A
Q6What is the measure of this angle? A. 270°
B. 90°
C. 180°
D. 360°

Step: 1
The measures of the angles are shown below. Step: 2
Look at the given angle:

From step 1 it is clear that the given angle is 270°.
Q7Which of the following represents the angle 270°? A. Option A
B. Option D
C. Option B
D. Option C

Step: 1
The measures of the angles are shown below. Step: 2
Now, look at step1
Step: 3
From option B, the angle is showing 90°.
Step: 4
From option C, the angle is showing 180°.
Step: 5
From option D, the angle is showing 360°.
Step: 6
From option A, the angle is showing 270°.
Step: 7
Therefore the correct answer is option A
Correct Answer is :   Option A
Q8Which of the following represents the angle 90°? A. Option C
B. Option A
C. Option B
D. Option D

Step: 1
The angle measures are as given below. Step: 2
From option A, the angle is showing 180°.
Step: 3
From option B, the angle is showing 270°.
Step: 4
From option C, the angle is showing 360°.
Step: 5
From option D, the angle is showing 90°.
Step: 6
Therefore the correct answer is option D.
Correct Answer is :   Option D
Q9An angle measure of 290 degrees is said to have turns of ______ one-degree angles.

A. 280
B. 200
C. 290
D. 360

Step: 1
An angle measure of one degree is said to have a 1 one-degree turn.
Step: 2
Therefore, It is clear that, an angle measure of 290 degrees will have 290 one-degree turns.
Q10An angle measure of 330 degrees is said to have turns of _______ one-degree angles.

A. 330
B. 350
C. 330
D. 300

Step: 1
An angle measure of one degree is said to have a 1 one-degree turn.
Step: 2
Therefore, It is clear that, an angle measure of 330 degrees will have 330 one-degree turns.
Q11An angle that turns through 150 one-degree angles is said to have an angle measure of ________ degrees.

A. 180
B. 270
C. 360
D. 150

Step: 1
An angle which turns through 1 one-degree angle is said to have an angle measure of 1 degree.
Step: 2
Therefore, It is clear that, an angle that turns through 150 one-degree angles is said to have an angle measure of 150 degrees.
Q12An angle that turns through 60 one-degree angles is said to have an angle measure of ___________ degrees.

A. 60
B. 30
C. 180
D. 90

Step: 1
An angle which turns through 1 one-degree angle is said to have an angle measure of 1 degree.
Step: 2
Therefore, It is clear that, an angle that turns through 60 one-degree angles is said to have an angle measure of 60 degrees.
Q13A clock's minute hand rotates 6 degrees at each interval of 1 minute. How many one degree turns does it make in 1 minute?
A. 90
B. 60
C. 6
D. 30

Step: 1
An angle which turns through 1 one-degree angle is said to have an angle measure of 1 degree.
Step: 2
Here, the clocks's minute hand rotates 6 degrees at each interval of 1 minute.
Step: 3
So, it is clear that there are 6 one degree turns.