Proof: Similar Triangles 3     
line PQ line RS
QT = 8
RT = 4
ST = 3
PS = 9
1. 
1. 
QT = 8
PS = PT + ST
ST / PT = RT / QT
ST = 3
line PQ line RS
PTQ STR
RT = 4
P S
PT = 6
PS = 6 + 3; PS = 9
PTQ ~ STR
3 / PT = 4 / 8; 3 / PT = 1 / 2



ProveIt! by Michael Ferraro <mferraro@balstaff.org>.
Copyright ©2010. All rights reserved.