Vertical Angles and Linear Pairs

Front

What are vertical angles?

Back

Angles that are opposite of each other when lines intersect.

Tags

CCSS.7.G.B.5

Front

Vertical angles are always:

Back

congruent (equal measures).

Tags

CCSS.7.G.B.5

Front

Name a pair of angles that form a linear pair.

Back

Angles 9 and 10.

Tags

CCSS.7.G.B.5

Front

If m∠1 = 30°, then m∠3 = ?

Back

30°.

Tags

CCSS.7.G.B.5

Front

What is a linear pair of angles?

Back

Two adjacent angles that form a straight line and add up to 180°.

Tags

CCSS.7.G.B.5

Front

What is the relationship between vertical angles?

Back

Vertical angles are always equal in measure.

Tags

CCSS.7.G.B.5

Front

If two angles are supplementary, what is their sum?

Back

180°.

Tags

CCSS.7.G.B.5

Front

What are adjacent angles?

Back

Angles that share a common side and vertex.

Tags

CCSS.7.G.B.5

Front

If m∠A + m∠B = 180°, what can we say about angles A and B?

Back

They are supplementary angles.

Tags

CCSS.7.G.B.5

Front

What is the measure of vertical angles if one angle is 70°?

Back

70°.

Tags

CCSS.7.G.B.5