Proof: Similar Triangles 2     
line AB line DE
DC = 5
EC = 10
AC = 12
BC = 24
1. 
1. 
EC = 10
AC = 12
BC = 24
DC = 5
line AB line DE
ABC ~ DEC
5 BC = 120
5 / 12 = 10 / BC
DC / AC = EC / BC


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