Identifying and Solving Angles

Front

What does a right angle measure?

Back

90 degrees

Tags

CCSS.4.G.A.1

Front

If the sum of the measures of two angles is 180°, what are these angles called?

Back

Supplementary

Tags

CCSS.7.G.B.5

Front

What are vertical angles?

Back

Vertical angles are angles that are opposite each other when two lines intersect, and they are always congruent (equal measures).

Tags

CCSS.7.G.B.5

Front

If m∠1 = 30°, what is m∠3 if they are vertical angles?

Back

30°

Tags

CCSS.7.G.B.5

Front

When two lines intersect, what type of angles are formed that are opposite each other?

Back

Vertical angles

Tags

CCSS.7.G.B.5

Front

What is the measure of a straight angle?

Back

180 degrees

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Front

What are complementary angles?

Back

Two angles that add up to 90 degrees.

Tags

CCSS.7.G.B.5

Front

What is the relationship between adjacent angles?

Back

Adjacent angles share a common side and a common vertex.

Tags

CCSS.7.G.B.5

Front

What is the sum of the measures of angles in a triangle?

Back

180 degrees

Tags

CCSS.8.G.A.5

Front

What are the properties of acute angles?

Back

Acute angles measure less than 90 degrees.

Tags

CCSS.4.G.A.1