Sum of Three Angles in a Triangle

The Triangle Sum Theorem deals with _______ of a triangle

• angles
• sides
• circles
• lines

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

Find the measure of the angle indicated. 

• 139°
• 66°
• 138°
• 116°

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

Solve for x.

• 16
• 11
• 50
• 6

Tags

CCSS.8.G.A.5

Find the measure of angle A.

• 44^o
• 96^o
• -14^o
• 63^o

Tags

CCSS.8.G.A.5

Find the measure of the indicated angle. 

• 145 degrees
• 24 degrees
• 20 degrees 
• 21 degrees

Tags

CCSS.7.G.B.5

If all three angles are exactly the same measure, how big is each angle?

• 180 degrees
• 90 degrees
• 50 degrees
• 60 degrees

Tags

CCSS.8.G.A.5

Find x

• 87
• 180
• 93
• 25

Tags

CCSS.8.G.A.5