Quiz 1

If a is related to b and b is related to c then a is related to c

• transative property

• subtraction POE

• Given

• Definition of right angle

AB + BC = AC

• Angle addition postulate

• Segment addition postulate

• Definition of supplementary angles

• Transative property

If m<1 + m<2 = 50 and m<2 = 10, then m<1 + 10 = 50

• Transitive property

• Substitution

• Definition of angle bisector

• Subtraction POE

m<AMX + m<XMB = m<AMB

• Segment addition postulate

• Angle addition postulate

• Definition of supplementary angles

• Definition of angle bisector

• Congruent

• transitive

• equal sign

• supplementary

Find the length of XY=