Intro to Geometry Proofs

Given segment BC with point x on the segment between points B and C.  What is the best choice for the missing reason?

• Definition of segment congruence
• Definition of a midpoint
• Definition of a segment
• Segment addition postulate

Tags

CCSS.HSA.REI.A.1

What is the reason?

• Reflexive thm of congruence
• Symmetric thm of congruence
• Definition of congruence
• Definition of equality

Tags

CCSS.HSG.SRT.B.5

What is the reason?

• Definition of vertical angles
• Angle addition postulate
• Definition of angle bisectors
• Vertical angles are congruent

Tags

CCSS.7.G.B.5

What is the reason?

• Definition of adjacent angles
• Definition of angle congruence
• Definition of angle bisectors
• Definition of a midpoint

Tags

CCSS.HSG.CO.C.9

What is the reason?

• Definition of Right angle
• Definition of obtuse Angle
• Definition of angle
• Definition of acute angle

Tags

CCSS.4.G.A.1

What is the reason?

• Definition of congrucent
• Definition of midpoint
• Definition of segment
• Segment Addition 

Tags

CCSS.HSG.SRT.B.4

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

• Reflexive Property of Equality
• Symmetric Property of Equality
• Symmetric Property of Congruence
• Reflexive Property of Congruence

Tags

CCSS.HSG.SRT.B.5

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

What is the relationship between <EAD and <DAC?

• They are a linear pair.

• They are complementary.

• They are supplementary.

• They are adjacent.

Tags

CCSS.7.G.B.5

What is the REASON for Statement #2?

• Given

• Definition of Complementary Angles

• Substitution Property

• Reflexive Property of ≅

Tags

CCSS.7.G.B.5