Geometry- Warm up: 1/29/20

If ∠ABE is a right angle, then m∠ABE = 90⁰.

• Definition of Angle Bisector
• Angle Addition Postulate
• Definition of Acute Angle
• Definition of Right Angle

Tags

CCSS.HSG.CO.A.1

If ∠2 ≅ ∠1 and ∠1 ≅ ∠5, then ∠2 ≅ ∠5.

• Reflexive Property
• Definition of Midpoint
• Transitive Property
• Angle Addition Postulate

Tags

CCSS.HSG.SRT.B.5

Given: B is the midpoint of segment AC.  Prove: segment AB ≅ segment BC.

• Definition of Midpoint
• Definition of Perpendicular Lines
• Subtraction Property of Equality
• Segment Addition Postulate

Tags

CCSS.HSG.SRT.B.4

m∠2 + m∠ABE = m∠DBE

• Protractor Postulate
• Angle Addition Postulate
• Segment Addition Postulate
• Transitive Property

Tags

CCSS.8.G.A.5

EB + BG = EG

• Angle Addition Postulate
• Segment Addition Postulate
• Definition of Midpoint
• Definition of Perpendicular Lines

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 Congruence
• Symmetric Property of Congruence
• Distributive Property
• Transitive Property of Congruence

Tags

CCSS.HSG.SRT.B.5

What is the REASON for Statement #2?

• Given
• Definition of Complementary Angles
• Substitution Property
• Reflexive Property of Congruence

Tags

CCSS.7.G.B.5

Given: OR $\perp$ QP.  What should you conclude by definition of perpendicular?

• <ORP is a right angle

• QR + RP = QP

• <ORQ and <ORP are complementary

• <QRP = 180 $\degree$  

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1

Given: <1 and <2 are a linear pair. Conclusion: m<1 + m<2 = 180. What is the reason that allows you to draw that conclusion?

• Angle addition postulate

• Definition of straight angle

• Linear Pair Postulate

• Definition of supplementary

Tags

CCSS.7.G.B.5

Given: AB is the segment bisector of PQ. What conclusion can you draw?

• PF = QF

• F is the midpoint of PQ

• m<PFA = m<QFA

• <PFQ is a straight angle

Tags

CCSS.HSG.CO.C.10