Interior Angle Sum of Triangles

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

Solve for x.

• 16

• 11

• 50

• 6

Tags

CCSS.8.G.A.5

What is the value of x?

• 38

• 57

• 76

• 85

Tags

CCSS.8.G.A.5

Find the measure of each angle indicated. 

• 139°

• 66°

• 138°

• 116°

Tags

CCSS.8.G.A.5

What do the interior angles in a triangle have a sum of?

• 180

• 90

• 360

• 270

Tags

CCSS.8.G.A.5

• A) 80°

• B) 90°

• C) 180°

• D) 260°

Tags

CCSS.8.G.A.5

• A
• B
• C
• D

Tags

CCSS.8.G.A.5

What is the sum of the interior angles of any triangle?

Tags

CCSS.8.G.A.5

Find the measure of the indicated angle. (remember that the sum of interior angles is equal to 180 degrees)

• 95

• 85

• 35

• 45

Tags

CCSS.8.G.A.5

Find the measure of the indicated angle. 

• 26

• 36

• 85

• 144

Tags

CCSS.8.G.A.5