Acute Angle

Q. Difference between schottky and frenkel defect

Q. What kind of angle is made by the hands of a clock at 10 o’clock?

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

Q. What kind of angle is made by the hands of a clock at 10 o’clock?
(2 Marks)

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

Q.

Minimum number of rays required to form an angle is ___

Q.

Classify the angle as acute, obtuse, right, straight, reflex or zero angle.
$90°.$

Q.

Question 12
If the sum of two angles is equal to an obtuse angle, then which of the following is not possible?
a) One obtuse angle and one acute angle
b) One right angle and one acute angle
c) Two acute angles
d) Two right angles

Q.

Classify the angle as acute, obtuse, right, straight, reflex or zero angle.

$67.5°.$

Q.

Classify each of the angles given below as acute$,$ obtuse$,$right$,$straight or reflex$:$

Q. Which of the following are acute angles ?

1. (i) and (v)
2. (ii) and (iv)
3. (i) and (iii)
4. (i) and (ii)

Q. The angles given in the picture are _____ angles.

1. 
2. 
3. 
4. 

Q.
The number of acute angle for the above figure is 2.

1. True
2. False

Q. Number of right angles and acute angles for the above figure are ______ and ______ respectively.

1. None of the above
2. 0, 1
3. 2, 2
4. 2, 1

Q. Look at the shape and answer.

• The angle marked in __________ colour is the biggest angle.

Q. Burst all the acute and obtuse angles.

1. 45
2. 112
3. 90
4. 210
5. 179
6. 180
7. 95
8. 110
9. 360
10. 20

Q.

Identify the type of angle.

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

Q. Identify the type of angle.

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

Q. Which angles in the following figure are acute ?

1. 1 and 2
2. 2 and 4
3. 1 and 3
4. 1, 2, 3 and 4

Q. While drawing a right angled triangle, one of the angles should be ______.

1. >90 degrees
2. < 90 degrees
3. equal 90 degrees
4. > 45 degrees

Q. An angle which measures 89 degrees is a/an _____.

1. acute angle
2. straight angle
3. right angle
4. obtuse angle

Q.

Which of the following is smaller than a right angle?

1. Obtuse angle

2. Whole angle

3. Acute angle

4. Reflex angle

Q.
Identify the type of angle.

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