Angle Sum 180 and 90 Degrees

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

In a triangle, how many total degrees are there?

• 100%

• 180 degrees

• it varies

• 360 degrees

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

• 80

• 100

• 60

• 90

Solve for x.

• 16

• 11

• 50

• 6

Fill in the blanks to complete the statement below:
The ​ (a)   angles inside of a triangle add up to ​ (b)   °

• exterior

• 90

• 100

• interior

• 180

What is the sum of the angles?

The measures of two angles in a traingle are shown in the diagram. Which equation can be used to find the value of x?

• 48 + 2x =180

• 2(48) + x = 180

• 48 + 2x = 360

• 2(48) + x = 360

What is the sum of the angles?

What is the SUM of the angle measures in a triangle (3 sides)?

• 60°

• 90°

• 120°

• 180°