Geometry Summative CH 2.1-2.6 review

What is reason 5?

• Transitive Property
• Reflexive Property
• Symmetric Property
• Prove

Tags

CCSS.HSA.REI.A.1

What is the reason for the statement below?
Given: m∠1 = 63
m∠1 + m∠2 = 90
Prove: 63 + m∠2 = 90

• Reflexive Property of Equality
• Symmetric Property of Equality
• Transitive Property of Equality
• Substitution Property of Equality

Tags

CCSS.HSA.REI.A.1

CCSS.HSG.CO.C.9

For any numbers a and b, if a = b, then b = a.

• Transitive Property         
• Reflexive Property 
• Symmetric Property   
• Substitution Property

Tags

CCSS.7.EE.A.1

If ∠A and ∠B are complementary,
then m∠A + m∠B = 90°.

• Definition of Supplementary Angles
• Angle Addition Postulate
• Definition of Right Angle
• Definition of Complementary Angles

Tags

CCSS.7.G.B.5

If O is between FX, then FO + OX = FX.

• Segment Addition Postulate
• Angle Addition Postulate
• Definition of Congruent Segments
• Vertical Angles Theorem

If B is the midpoint of segment AC, then AB = BC.

• Definition of Congruent Segments

• Definition of Midpoint

• Vertical Angles Theorem

• Definition of Angle Bisector

Tags

CCSS.HSG.GPE.B.6

If ∠A ≅ ∠B, then we know m∠A = m∠B because...

• Given

• Definition of Congruence

• Congruent means equal

• Transitive Property

Tags

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.10

CCSS.HSG.CO.C.9

Reason #4

• Substitution Property

• Addition Property

• Subtraction Property

• Angle Addition Postulate

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.9

Reason #5

• Substitution Property

• Addition Property

• Segment Addition Postulate

• Angle Addition Postulate

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.9

Reason #2

• Substitution Property

• Definition of Complementary

• Angle Addition Postulate

• Definition of Supplementary