Angle Relationships

The measure of angle 1 is 60 degrees. What is the measure of angle 5?

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.5

You know the measure of angle 5 because of what relationship to angle 1?

• complementary

• vertical

• corresponding

• alternate interior

Tags

CCSS.8.G.A.5

The measure of angle 1 is 60 degrees. What is the measure of angle 8?

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.5

You know the measure of angle 8 because of what relationship?

• supplementary to angle 6

• corresponding to angle 4

• supplementary to angle 7

• vertical to angle 5

Tags

CCSS.8.G.A.5

The measure of angle 1 is 60 degrees. What is the measure of angle 2?

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.5

Angle 1 and angle 2 have a ​ (a)   relationship.

• supplementary
• complimentary
• vertical
• alternate interior
• alternate exterior

Tags

CCSS.7.G.B.5

What is the measure of angle x?

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.5

What is the measure of the missing (?) angle?

Mathematical Equivalence

ON

Tags

CCSS.7.G.B.5

What is the measure of angle x?

Mathematical Equivalence

ON

Answer explanation

First, you need to use the 146 and its supplement to find the missing angle at the top of the triangle. 180-146 is 34. Now I know the triangle has angles with 77 and 34 degrees. When added together, that equals 111. 180-111=69. The missing angle is 69 degrees.

Tags

CCSS.8.G.A.5

Match the following

• Corresponding

• 
• Vertical

• 
• Supplementary

• 
• Alternate Interior

• 
• Alternate Exterior

• 

Tags

CCSS.8.G.A.5