According to the Triangle Sum Theorem, what is the sum of the angle measurements in every triangle?
If a right triangle has an angle that measures 38°, what is the measurement of the third angle?

Based on the vocabulary you learned in last week's lesson, angle ABC and angle BDE are called...

The angles mentioned above that are in the diagram are not congruent. Why not? When will these kinds of angles not be congruent?
What is the measurement of angle ADF?
Which of the angle pairs below will be congruent to each other, given that they are found on parallel lines?
(Review last Go Formative assignment if necessary) Check all that apply.

Use algebra along with properties of angles to find the values of
What is the value of
What is the value of