wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Angles and Their Properties Quiz Practice

Total questions: 43

Worksheet time: 1hrs 26mins

Name
Class
Date
1.

What is the measure of an angle that is complementary to a 70° angle?

a)

20°

b)

30°

c)

110°

d)

120°

2.
Two angles are supplementary. If one angle measures 110°, what is the measure of the other angle?
a)
70°
b)
80°
c)
90°
d)
100°
3.

Two angles are vertical angles. If one angle measures 60°, what is the measure of the other angle?

a)

60°

b)

120°

c)

90°

d)

180°

4.

What type of angle is 150°?

a)

Acute

b)

Right

c)

Obtuse

d)

Straight

5.

What is the measure of a right angle?

a)

45°

b)

90°

c)

135°

d)

180°

6.

An angle measures 45°. What type of angle is it?

a)

Acute

b)

Right

c)

Obtuse

d)

Straight

7.

If angle X and angle Y are complementary and angle X measures 30°, what is the measure of angle Y?

a)

50°

b)

60°

c)

70°

d)

80°

8.

Two angles form a linear pair. If one angle measures 120°, what is the measure of the other angle?

a)

50°

b)

60°

c)

70°

d)

80°

9.

What is the measure of an angle that is supplementary to a 60° angle?

a)

110°

b)

120°

c)

130°

d)

140°

10.

Two angles are complementary, and one measures 65°. What is the measure of the other angle?

a)

25°

b)

35°

c)

115°

d)

125°

11.
What type of angle is 90°?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
12.

An angle measures 90°. What type of angle is it?

a)

Acute

b)

Right

c)

Obtuse

d)

Straight

13.
If angle X and angle Y are supplementary and angle X measures 150°, what is the measure of angle Y?
a)
20°
b)
30°
c)
40°
d)
50°
14.

Two angles form a linear pair. If one angle measures 70°, what is the measure of the other angle?

a)

110°

b)

120°

c)

130°

d)

140°

15.

What is the measure of an angle that is complementary to a 30° angle?

a)

50°

b)

60°

c)

70°

d)

80°

16.

Two angles are supplementary and one measures 130°. What is the measure of the other angle?

a)

50°

b)

130°

c)

230°

d)

260°

17.

What type of angle is 60°?

a)

Acute

b)

Right

c)

Obtuse

d)

Straight

18.

An angle measures 360°. What type of angle is it?

a)

Acute

b)

Right

c)

Obtuse

d)

Full rotation

19.

If angle X and angle Y are complementary and angle X measures 40°, what is the measure of angle Y?

a)

40°

b)

50°

c)

60°

d)

70°

20.
Two angles form a linear pair. If one angle measures 160°, what is the measure of the other angle?
a)
10°
b)
20°
c)
30°
d)
40°
21.
What type of angles add up to 90°?
a)
Complementary angles
b)
Supplementary angles
c)
Vertical angles
d)
Obtuse angles
22.
If two angles are supplementary, what is their sum?
a)
90°
b)
180°
c)
270°
d)
360°
23.
Vertical angles are:
a)
Always equal
b)
Always supplementary
c)
Always complementary
d)
Always obtuse
24.

An angle measuring 150° is classified as:

a)

Acute

b)

Right

c)

Obtuse

d)

Straight

25.

What is the measure of an angle that forms a complementary angle with a 42° angle?

a)

38°

b)

48°

c)

58°

d)

68°

26.

If angle X and angle Y are complementary, and angle X measures 30°, what is the measure of angle Y?

a)

50°

b)

60°

c)

70°

d)

80°

27.

Which of the following statements about vertical angles is false?

a)

They are equal in measure

b)

They are created by two intersecting lines

c)

They are always obtuse

d)

They are located across from each other at the intersection

28.

An angle measuring more than 90° but less than 180° is called:

a)

Acute angle

b)

Right angle

c)

Obtuse angle

d)

Straight angle

29.

If two angles are supplementary and one measures 130°, what is the measure of the other angle?

a)

40°

b)

50°

c)

60°

d)

70°

30.

Which type of angle is less than 90°?

a)

Acute

b)

Right

c)

Obtuse

d)

Straight

31.

If angle C and angle D are vertical angles, and angle C measures 120°, what is the measure of angle D?

a)

60°

b)

120°

c)

180°

d)

240°

32.

If two angles are complementary and one angle is twice the size of the other, what is the measure of the larger angle?

a)

30°

b)

45°

c)

60°

d)

90°

33.

In a pair of vertical angles, if one angle is 2x + 10° and the other is 4x - 30°, what is the value of x?

a)

15°

b)

25°

c)

35°

d)

45°

34.

Which of the following pairs of angles are always complementary?

a)

Two acute angles

b)

Two right angles

c)

An acute angle and an obtuse angle

d)

A right angle and a straight angle

35.

If angle C and angle D are complementary, and angle C is 4x + 3° while angle D is x + 12°, what is the value of x?

a)

9°

b)

12°

c)

15°

d)

18°

36.

What is the measure of a straight angle in degrees?

a)

90°

b)

120°

c)

180°

d)

360°

37.

If two angles are vertical and one is (5x - 15)°, while the other is (2x + 25)°, what is the value of x?

a)

15°

b)

25°

c)

35°

d)

45°

38.
Which of the following is true about complementary angles?
a)
They always form a straight line
b)
They are always equal
c)
Their sum is always 90°
d)
They are always obtuse
39.

If angle A and angle B are complementary, and angle A is three times the size of angle B, what is the measure of angle A?

a)

30°

b)

45°

c)

60°

d)

75°

40.
What type of angle measures exactly 180°?
a)
Acute angle
b)
Right angle
c)
Obtuse angle
d)
Straight angle
41.

If angle C and angle D are complementary, and angle C is 4x + 2° while angle D is x + 8°, what is the value of x?

a)

10°

b)

16°

c)

12°

d)

14°

42.

Two angles form a linear pair. If one angle measures 75°, what is the measure of the other angle?

a)

105°

b)

115°

c)

125°

d)

135°

43.

What is the measure of an angle that forms a right angle with a 28° angle?

a)

52°

b)

62°

c)

72°

d)

82°