Unit 2A Test Review #2

Reason 1

• Given

• Vertical Angles are congruent.

• Alternate Exterior Angles are congruent.

• Alternate Interior Angles are congruent.

Reason 2

• Given

• Vertical Angles are congruent.

• Alternate Exterior Angles are congruent.

• Alternate Interior Angles are congruent.

Reason 3

• Given

• Vertical Angles are congruent.

• Alternate Exterior Angles are congruent.

• Alternate Interior Angles are congruent.

Reason 4

• Transitive Property

• Vertical Angles are congruent.

• Reflexive Property

• Alternate Interior Angles are congruent.

• 5

• 39

• 78

• -5

• 35

• 20

• 15

• 45

• Definition of midpoint

• Definition of angle bisector

• Definition of segment bisector

• Definition of perpendicular lines

• Congruent

• transitive

• equal sign

• supplementary

When writing a proof start with ......

• The given

• Transative property

• Supplementary angles

• Subtraction POE

What does it mean to bisect a segment or an angle?

• Split it into 3 equal parts.

• Split it into 2 equal parts.

• Split into 4 equal parts.

• Double it.