wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

lines and angles

Total questions: 17

Worksheet time: 9mins

Name
Class
Date
1.

What type of angle measures exactly 90 degrees?

a)

Straight angle

b)

Obtuse angle

c)

Acute angle

d)

Right angle

2.

Identify the type of angle that is less than 90 degrees.

a)

Right angle

b)

Straight angle

c)

Obtuse angle

d)

Acute angle

3.

What do you call an angle that is greater than 90 degrees but less than 180 degrees?

a)

Straight angle

b)

Acute angle

c)

Right angle

d)

Obtuse angle

4.

If two angles are complementary, what is the sum of their measures?

a)

45 degrees

b)

180 degrees

c)

60 degrees

d)

90 degrees

5.

Calculate the measure of an angle if it is supplementary to a 75-degree angle.

a)

90 degrees

b)

105 degrees

c)

45 degrees

d)

120 degrees

6.

What type of lines never intersect?

a)

Parallel lines

b)

Perpendicular lines

c)

Curved lines

d)

Intersecting lines

7.

Define perpendicular lines.

a)

Lines that intersect at any angle.

b)

Lines that are parallel to each other.

c)

Perpendicular lines are lines that intersect at a right angle (90 degrees).

d)

Lines that never meet or cross each other.

8.

If two lines intersect and form a pair of opposite angles, what can you say about those angles?

a)

The opposite angles are always acute.

b)

The opposite angles are complementary.

c)

The opposite angles are supplementary.

d)

The opposite angles are equal.

9.

What is the measure of each angle in a pair of complementary angles if one angle is 30 degrees?

a)

30 degrees and 60 degrees

b)

15 degrees and 75 degrees

c)

30 degrees and 30 degrees

d)

45 degrees and 45 degrees

10.

If two angles are supplementary and one angle measures 110 degrees, what is the measure of the other angle?

a)

90 degrees

b)

80 degrees

c)

70 degrees

d)

100 degrees

11.

What type of angle is formed when two lines cross each other at a point?

a)

Acute angles

b)

Vertical angles

c)

Obtuse angles

d)

Complementary angles

12.

Identify the relationship between two lines that are always the same distance apart.

a)

Parallel lines

b)

Intersecting lines

c)

Perpendicular lines

d)

Curved lines

13.

What is the term for angles that add up to 180 degrees?

a)

Adjacent angles

b)

Vertical angles

c)

Supplementary angles

d)

Complementary angles

14.

If two parallel lines are cut by a transversal, what can you say about the alternate interior angles?

a)

The alternate interior angles are complementary.

b)

The alternate interior angles are supplementary.

c)

The alternate interior angles are unequal.

d)

The alternate interior angles are equal.

15.

What is the measure of an angle that is complementary to a 45-degree angle?

a)

45 degrees

b)

60 degrees

c)

90 degrees

d)

30 degrees

16.

If two angles are vertical angles, what can you say about their measures?

a)

The measures of vertical angles are always different.

b)

The measures of vertical angles are complementary.

c)

The measures of vertical angles are equal.

d)

The measures of vertical angles are supplementary.

17.


 3 and 6 are examples of which type of angle pair?\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