+0  
 
-1
223
3
avatar+102 

https://prnt.sc/hmlxic 

 

https://prnt.sc/hmlxyb

 

https://prnt.sc/hmlyls

Severoth  Dec 12, 2017
 #1
avatar+88857 
+1

First one

 

XY  perp  to  AA'

 

P is midpoint of AA'

 

 

cool cool cool

CPhill  Dec 12, 2017
 #2
avatar+102 
0

Thank you, but do you know the other two also? If not it's fine, thank you so much!

Severoth  Dec 12, 2017
 #3
avatar+88857 
+1

Third one

 

Subtraction Property of Equality

 

Multiplication Property of Equality

 

Symmetric Property of Equality

 

 

cool cool cool

CPhill  Dec 12, 2017

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