geometric proofs

• Definition of right angle

• Definition of supplementary angles

• Definition of angle bisector

• Definition of midpoint

Tags

CCSS.4.G.A.1

If <1 is supplementary to <2

<1 is supplementary to <3,

then <2=<3

• Congruent Supplement Theorem

• Def. of Supplementary

• Linear Pair Postulate

• Def. Linear Pair

Tags

CCSS.7.G.B.5

• Definition of midpoint

• Definition of angle bisector

• Definition of segment bisector

• Definition of perpendicular lines

Tags

CCSS.HSG.CO.C.10

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

• Transitive property

• Substitution Property

• Definition of angle bisector

• Subtraction Property

Tags

CCSS.4.MD.C.7

m<AMX + m<XMB = m<AMB

• Segment addition postulate

• Angle addition postulate

• Definition of supplementary angles

• Definition of angle bisector

Tags

CCSS.8.G.A.5

If A = B, then 8A = 8B Which of the following "reasons" fits for the statement?

• Multiplication Property

• Division Property

• Reflexive Property

• Addition Property

Tags

CCSS.HSA.REI.A.1

If X = Y, then X + 5 = Y + 5

• Addition Property

• Subtraction Property

• Reflexive Property

• Transitive Property

Tags

CCSS.6.EE.A.4

CCSS.6.EE.B.5

What is the justification?

• Symmetric Prop.
• Angle addition postulate
• Reflexive Prop
• Transitive Prop.

Tags

CCSS.HSG.CO.B.7

AB = AB

• Reflexive Property

• Transitive Property

• Symmetric Property

• Distributive Property

Name the property of equality or congruence that justifies going from the first statement to the second statement.

• Associative Property
• Commutative Property
• Distributive Property
• Combine Like Terms

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3