Proof Positive

What property is shown below?
 $m\angle ABC\ =\ m\angle XYZ$  

 $m\angle ABC\ -\ m\angle RST\ =\ m\angle XYZ\ -\ m\angle RST$  

• Subtraction Property of Equality

• Addition Property of Equality

• Reflexive Property

• Transitive Property

• Substitution Property

What property is shown below?

 $m\ \overline{QT}\ =\ m\ \overline{TU\ }$  
 $m\ \overline{QT}\ +\ m\ \overline{WX}\ =\ m\ \overline{TU}\ +\ m\ \overline{WX}$  

• Subtraction Property of Equality

• Addition Property of Equality

• Reflexive Property

• Transitive Property

• Substitution Property

Tags

CCSS.HSA.REI.A.1

What property is shown below?

 $\angle JKL\ \cong\ \angle JKL$  

• Subtraction Property of Equality

• Addition Property of Equality

• Reflexive Property

• Transitive Property

• Substitution Property

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.C.9

What property is shown below?

 $m\overline{GH}\ =\ m\overline{MN}\ and\ \ m\overline{MN\ }\ =\ m\overline{OP}$  
 $so,\ m\overline{GH}\ =\ m\overline{OP}$  

• Subtraction Property of Equality

• Addition Property of Equality

• Reflexive Property

• Transitive Property

• Substitution Property

Tags

CCSS.HSA.REI.A.1

What property is shown below?

 $m\overline{DF}\ =\ 4cm\ \ and\ \ m\overline{ST}\ =\ 4cm$  
 $so,\ m\overline{DF}\ =\ m\overline{ST}$  

• Subtraction Property of Equality

• Addition Property of Equality

• Reflexive Property

• Transitive Property

• Substitution Property

CHECK ALL THAT APPLY
Which of the following statements are correct?

•  $\angle3\ \cong\angle4$  because they are vertical angles

•  $\angle1\ \cong\ \angle3\$  because they are vertical angles

•  $\angle5\ +\ \angle7\ =\ 180\degree$  because they are linear pairs

•  $\angle2\ \cong\ \angle7$  because they are vertical angles

Tags

CCSS.HSG.CO.C.9

What property is shown below?

 $m\angle1\ =\ 134\degree\ and\ m\angle2\ =\ 134\degree$  
 $so,\ m\angle1\ =\ m\angle2$  

• Subtraction Property of Equality

• Addition Property of Equality

• Reflexive Property

• Transitive Property

• Substitution Property

What property is shown below?

 $m\angle1\ =\ m\angle2\ \ and\ \ m\angle2\ =\ m\angle3$  
 $so,\ m\angle1=\ m\angle3$  

• Subtraction Property of Equality

• Addition Property of Equality

• Reflexive Property

• Transitive Property

• Substitution Property

Tags

CCSS.HSG.CO.C.9

What is the measure of x?

• $73\degree$

• $253\degree$

• $107\degree$

• $17\degree$

Tags

CCSS.7.G.B.5

CHECK ALL THAT APPLY

Which of the following can we use in a proof?

• definitions

• postulates

• theorems

• properties

• the given information

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.10

CCSS.HSG.CO.C.11

CCSS.HSG.CO.C.9

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.B.5