Triangle Sum/Exterior Angle Theorem

Find the measure of the angle indicated. 

• 139°
• 66°
• 138°
• 116°

Tags

CCSS.8.G.A.5

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°
• 90°
• 180°
• 360°

Tags

CCSS.8.G.A.5

What is the third angle of a triangle whose 1st angle is 79 and the 2nd angle is 43?

• 43
• 58
• 72
• 101

Tags

CCSS.8.G.A.5

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

Tags

CCSS.7.G.B.5

Find the measure of the indicated angle. 

• 26
• 36
• 85
• 144

Tags

CCSS.8.G.A.5

Find the indicated angle. (What is ?)

• 91°

• 81°

• 89°

• 109°

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

Solve for x

• 49

• 58

• 70

• 94

Tags

CCSS.8.G.A.5

Solve for x

• 70

• 23

• 120

• 130

Tags

CCSS.8.G.A.5

Find the measure of the angle indicated. 

• 139°
• 66°
• 138°
• 116°

Tags

CCSS.8.G.A.5