Angle Angle Criterion

This is what kind of angle?

• obtuse

• right

• straight

• acute

• Alternate Interior Angles

• Alternate Exterior Angles

• Same-side Interior Angles

• Corresponding Angles

• None of these

Vertical angles are always

• acute

• total 180 degrees

• congruent (equal measures)

• adjacent angles

Supplementary angles always add up to

Are the triangles similar by angle-angle similarity?

• Yes

• No

• Maybe so

Find x.

• x=57

• x=42

• x=90

• x=72

Which angle is a vertical angle to with \angle7 ?

Given the following two parallel lines cut by a transversal. Which pair of angles represents corresponding angles?

Given the following two parallel lines cut by a transversal. Which pair of angles represents alternate interior angles?

Given the following two parallel lines cut by a transversal. Which pair of angles represents alternate exterior angles?