Interior and Exterior Triangle Theorems

When you have three angle measurements inside of a triangle, they are _______________ angles and your equation equals _______ degrees.

• interior; 360

• exterior; 90

• interior; 180

• exterior; 180

Tags

CCSS.8.G.A.5

• 95

• 85

• 35

• 45

Tags

CCSS.8.G.A.5

• A
• B
• C
• D

Tags

CCSS.8.G.A.5

When you have two angle measurements inside of a triangle and an angle measurement on the outside of the triangle, your equation equals the ______________ angle.

• 180 degree

• exterior

Tags

CCSS.8.G.A.5

The exterior angle of a triangle is equal to the ​ (a)   of the two remote interior angles.

• sum

• difference

• product

• quotient

Tags

CCSS.8.G.A.5

The Exterior Angle Theorem states that an ​ (a)   angle is always equal to the ​ (b)   of the two non-adjacent ​ (c)   angles.

• exterior

• interior

• sum

• difference

Tags

CCSS.8.G.A.5

Label the angles indicated with green and blue arrows.

d

b

Congruent Angle(s)

Interior Angle(s)

Exterior Angle(s)

Similar Angle(s)

Tags

CCSS.8.G.A.5

What is the measure of angle b?

• 36^o

• 56^o

• 63^o

• 117^o

Tags

CCSS.8.G.A.5

What does X equal?

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.5

• 145

• 113

• 102

• 78

Tags

CCSS.8.G.A.5