Free Printable Lines & Angles

1.

Classify the pair of angles shown.

a)

supplementary angles

b)

complementary angles

c)

vertical angles

d)

corresponding angles

2.

Angles ACD, DCE and ECB are

a)

congruent

b)

vertical

c)

complementary

d)

supplementary

3.

\angle3\ and\ \angle6\ are\ examples\ of\ which\ type\ of\ angle\ pair?

a)

Alternate exterior angles

b)

Alternate interior angles

c)

Vertical angles

d)

Corresponding angles

4.

\angle1\ and\angle5\ are\ examples\ of\ which\ type\ of\ angle\ pair?

a)

Alternate exterior angles

b)

Alternate interior angles

c)

Vertical angles

d)

Corresponding angles

5.

What does this image show?

a)

parallel lines

b)

perpendicular lines

c)

intersecting lines

d)

line segments

6.

Parallel lines ...

a)

will never intersect

b)

intersect to form right angles

c)

are curved lines

7.

a)

55^o alternate

b)

55^o corresponding

c)

125^o alternate

d)

125^o corresponding

8.

Find the missing angle. Find x.

a)

20^o

b)

70^o

c)

160^o

d)

180^o

9.

Angles that add up to 90 degrees

a)

adjacent

b)

vertical

c)

complementary

d)

supplementary

10.

Angles that add up to 180 degrees

a)

adjacent

b)

vertical

c)

complementary

d)

supplementary

11.

Which equation would be used to solve for x?

a)

x + 90 = 42

b)

x + 42 = 90

c)

x + 42 = 180

d)

x - 42 = 180

12.

Calculate the missing angle.

a)

110º

b)

80º

c)

70º

d)

60º

13.

Calculate the missing angle.

a)

132º

b)

58º

c)

48º

d)

38º

14.

Calculate the missing angle.

a)

110º

b)

107º

c)

73º

d)

117º

15.

Two supplementary angles are in the ratio 2 : 4. Therefore, the measure of each angle is ______

a)

120 undefined , 60undefined

b)

60 $\degree$ , 120 $\degree$

c)

30 undefined , 150undefined

d)

50 undefined , 130undefined

16.

If m∠7 = 60°, find the measure of ∠4.

a)

65°

b)

110°

c)

60°

d)

75°

17.

Classify the pair of angles shown.

a)

supplementary

b)

complementary

c)

vertical

d)

corresponding

18.

What is the measure of ∠3?

a)

55

b)

155

c)

45

d)

135

19.

An angle which is complement of itself is___

a)

90°

b)

60°

c)

45°

d)

55°

20.

α and β are supplementary angles. If α = 130⁰, then β = _______

a)

50⁰

b)

40⁰

c)

-40⁰

d)

None of the above

Lines & Angles

Total questions: 20

Worksheet time: 20mins

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