Angle Proofs and Justifications

What is the difference between a theorem and a postulate?

• A postulate is a statement that is assumed true without proof while a theorem is a true statement that can be proven.

• A theorem is a statement that is assumed true without proof while a postulate is a true statement that can be proven.

Tags

CCSS.8.G.A.5

Tags

CCSS.HSG.CO.C.9

• Definition of supplementary

• Definition of complementary

• Definition of a right angle

• Definition of perpendicular

Tags

CCSS.7.G.B.5

The conclusion from this diagram is that angle 1 and angle 2 are a linear pair.

What's the reason for this conclusion?

• Definition of linear pair

• Linear pair postulate

• definition of supplementary

Tags

CCSS.7.G.B.5

Tags

CCSS.7.G.B.5

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Which Reason best fits the statement?

• Vertical Angle Theorem

• Definition of Linear Pair

• Addition Property

• Transitive Property

Tags

CCSS.7.G.B.5

Which option best fills in the blank in the proof?

• Substitution Property

• Definition of Linear Pair

• Definition of Supplementary Angles

• Angle Addition Postulate

Tags

CCSS.7.G.B.5

Choose the best Reason to fill in the blank in the two-column proof:

• Substitution Property

• Symmetric Property

• Transitive Property

• Reflexive Property

Tags

CCSS.7.G.B.5

Which of the following below would fill in the Reasons in the proper order?

• Given; Definition of bisect; Transitive; Given, Definition of bisect

• Given; Transitive; Given; Definition of bisect; Definition of bisect

• Given; Definition of bisect; Given; Definition of bisect; Transitive

Tags

CCSS.HSG.CO.C.9