Angle Sum of a Triangle and Exterior Angles

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

In a triangle, how many total degrees are there?

• 100%

• 180 degrees

• it varies

• 360 degrees

Tags

CCSS.8.G.A.5

If two 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

• A
• B
• C
• D

Tags

CCSS.8.G.A.5

Use the Exterior Angle Theorem
to write an equation to
solve for∠b.

• b + 81 = 117

• b - 81 = 117

• a + 117 = 81

• a + b + 81 = 360

Tags

CCSS.8.G.A.5

Find the measure of the exterior angle.

• 111º

• 39º

• 105º

• 85º

Tags

CCSS.8.G.A.5

In the figure, if x, y and z are exterior angles of ΔABC then x + y + z is

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Which is the exterior angle in the following diagram

Tags

CCSS.8.G.A.5

Find the measure of each angle indicated.

• 88

• 92

• 96

• 91

Tags

CCSS.8.G.A.5