Exterior Angle and Triangle Relationships

Find the measure of x in degrees.

• 21

• 132

• 153

• 27

Find the measure of x in degrees using the Exterior Angle Theorem.

• 40

• 54

• 60

• 42

Find the exterior angle, using the Exterior Angle Theorem. What is the measure of "?".

• A

• B

• C

• D

Which of the following angles are remote interior angles to angle d?

• Angle a and Angle b

• Angle b and Angle c

• Angle a and Angle c

• Angle a and Angle b and Angle c

Use the Exterior Angle Theorem to find the value of x.

• 1.5

• 4.3

• 7

Find the measure of the indicated angle. 

• 145

• 113

• 102

• 78

Find the value of x.

Use the relationship between the exterior angle and its remote interior angles to find m<CBA.

• 3 degrees

• 70 degrees

• 50 degrees

• 7 degrees

The exterior angle of a triangle is greater than either _________ __________ angle.

• remote interior

• adjacent exterior

• related inverted

• bisected adjacent

Find the measure of the indicated angle.

• 145

• 113

• 102

• 78