Triangle Sum Theory

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

Tags

CCSS.8.G.A.5

In a triangle, how many total degrees are there?

• 100%
• 180 degrees
• it varies
• 360 degrees

Tags

CCSS.8.G.A.5

Angles that are exactly 90 degrees are called _____ ______.

• tight angles
• acute angles
• obtuse angles
• right angles

Tags

CCSS.4.G.A.1

Find the measure of each angle indicated. 

• 139°
• 66°
• 138°
• 116°

Tags

CCSS.8.G.A.5

Find the measure of each angle indicated. 

• 40°
• 33°
• 30°
• 29°

Tags

CCSS.7.G.B.5

Solve for the missing angle measure.

• 47
• 57
• 53
• 133

Tags

CCSS.8.G.A.5

Find the measure of the missing angle.

• 8^o
• 58^o
• 122^o
• 64^o

Tags

CCSS.8.G.A.5

Find the measure of each angle indicated. 

• 140°
• 21°
• 105°
• 25°

Tags

CCSS.8.G.A.5

Name the smallest angle in this triangle.

• ∠A
• ∠B
• ∠C

Tags

CCSS.HSG.CO.C.10

What is the measure of the missing angle?

• 82
• 43
• 55
• 180

Tags

CCSS.8.G.A.5