Properties, Definitions, Theorems & Postulates oh my

What is the reason for step #2?

• Definition of angle bisector

• Definition of congruent angles

• Definition of perpendicular angles

• Angle Addition Postulate

Tags

CCSS.HSG.CO.A.1

What is the reason for step #2?

• Definition of congruent segments

• Definition of congruent angles

• Definition of straight angle

• Definition of midpoint

Tags

CCSS.HSG.CO.C.10

What is the reason for step #2?

• Definition of angle bisector

• Definition of congruent angles

• Definition of right angle

• Definition of perpendicular lines

Tags

CCSS.HSG.CO.A.1

What is the reason for step #3?

• Definition of congruent segments

• Transitive property

• Definition of midpoint

• Segment Addition Postulate

What is the reason for step #1?

• Definition of straight angle

• Addition property

• Angle Addition Postulate

• Segment Addition Postulate

What is the reason for step #2?

• Addition property

• Transitive property

• Segment Addition Postulate

• Multiplication property

If m∠XUZ = 123° and m∠ZUY = 45°, which definition/postulate explains why m∠XUY = 78°?

• Definition of Segment Bisector

• Definition of Angle Bisector

• Angle Addition Postulate

• Segment Addition Postulate

Tags

CCSS.HSG.CO.C.9

If the ray HK is bisecting ∠GHJ, then what reason would you use to say ∠GHK is congruent to ∠KHJ?

• Definition of Midpoint

• Definition of Angle Bisector

• Definition of Congruent

• Definition of Segment Bisector

Tags

CCSS.HSG.CO.C.9

What property would I use to solve this equation?

7 + x = 14

• Multiplication Property of Equality

• Subtraction Property of Equality

• Division Property of Equality

• Substitution Property of Equality

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Complete the statement with the transitive property: If a=b and b=c then...

• a=c

• b=a

• c=b

• a=d

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.C.5