A perpendicular line ______________.

• Goes parallel to the original line

• Goes straight up and down from the original line

• Curves toward the original line

A right angle forms ______________.

• A perpendicular line to the original

• A parallel line to the original

• A curved line to the original

Parallel lines ______________.

• Sometimes cross each other

• Always cross each other

• Do not cross each other

Same side angles ________________.

• Always measure the same degrees

• Sometimes measure the same degrees

• Never measure the same degrees

Corresponding angles _______________.

• Always are congruent

• Never are congruent

• Are sometimes congruent and sometimes not

8.8x - 22 = 2.3x + 75.5. What is the value of x?

• 14

• 16

• 15

If 8.8x - 22 represents an angle, and x = 15, what is the angle?

• 110 degrees

• 120 degrees

• 130 degrees

When a transversal cuts parallel lines, the alternate interior angles are _____________.

• Sometimes congruent

• Never congruent

• Always congruent

Segment AB is 18 cm long. If M is the midpoint of segment AB, how long is AM?

• 18 cm

• 9 cm

• 6 cm

Which of the following is the reflexive property of equality?

• If a = b, then b = a

• If a = b, then 3a = 3b

• a = a