Find Missing Angle in 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

Find the exterior angle, using the Exterior Angle Theorem. What is the measure of "?".

• A

• B

• C

• D

Tags

CCSS.8.G.A.5

Find the measure of the missing angle.

• 47

• 57

• 53

• 133

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 missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

Tags

CCSS.7.G.B.5

Find the measure of the indicated angle. 

• 95

• 85

• 35

• 45

Tags

CCSS.8.G.A.5

Find the measure of the missing angle.

• 30^o

• 110^o

• 150^o

• 40^o

Tags

CCSS.8.G.A.5

If 2 of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80

• 100

• 60

• 90

Tags

CCSS.8.G.A.5

If all three angles of an equilateral triangle are the same, how many degrees does each have?

• 80

• 60

• 50

Tags

CCSS.8.G.A.5

Find the missing angle. 

• 151

• 147

• 118

• 62

Tags

CCSS.8.G.A.5