Vertical and Linear Pair

Front

What is a Linear Pair of Angles?

Back

A Linear Pair of Angles consists of two adjacent angles that form a straight line, meaning their measures add up to 180°.

Tags

CCSS.7.G.B.5

Front

What are Vertical Angles?

Back

Vertical Angles are the angles opposite each other when two lines intersect. They are always equal in measure.

Tags

CCSS.7.G.B.5

Front

What are Complementary Angles?

Back

Complementary Angles are two angles whose measures add up to 90°.

Tags

CCSS.7.G.B.5

Front

What are Supplementary Angles?

Back

Supplementary Angles are two angles whose measures add up to 180°.

Tags

CCSS.7.G.B.5

Front

If angle A is 30°, what is the measure of its complement?

Back

60° (90° - 30° = 60°).

Tags

CCSS.7.G.B.5

Front

If angle B is 120°, what is the measure of its supplement?

Back

60° (180° - 120° = 60°).

Tags

CCSS.7.G.B.5

Front

What is the relationship between angles 1 and 2 if they form a Linear Pair?

Back

Angles 1 and 2 are adjacent and their measures add up to 180°.

Tags

CCSS.7.G.B.5

Front

If two angles are Vertical Angles, what can we say about their measures?

Back

They are equal in measure.

Tags

CCSS.7.G.B.5

Front

Find the value of x if angle 1 = 2x and angle 2 = 3x, and they are a Linear Pair.

Back

x = 36° (2x + 3x = 180°; 5x = 180°; x = 36°).

Tags

CCSS.7.G.B.5

Front

If angle 3 = 45°, what is the measure of its complement?

Back

45° (90° - 45° = 45°).

Tags

CCSS.7.G.B.5