Angle Theorems for Triangles

Angles of Triangles

Objective:

1) I can apply Triangle Angle-Sum Theorem.

Multiple Choice

what is the measure of this angle

• 90

• 180

• 120

• 360

Multiple Choice

What is the measure of angle y?

• 122

• 58

Angle-Sum Theorem

Sum of interior angles of a triangle is 180

Multiple Choice

what is the measure of the angle at Bermuda

• 125

• 100

• 55

• 65

Multiple Choice

what is the value of x ?

• 12

• 6

• 7

• 14