December 2018 2 107 Report

In triunghiul ABC cu baza [BC] se considera punctele D∈(AB) , E∈(AC) astfel incat [BD]=[CE]. Demonstrati ca :
a) [BE]≡[CD]
b) ΔDFB≡ΔEFC,unde DC ∩ BE={F}
c) [AF =bisectoarea unghiului BAC
d) unghiul DFA ≡ unghiul EFA

Recommend Questions



Smile Life

Show life that you have a thousand reasons to smile

Get in touch

© Copyright 2024 DOKU.TIPS - All rights reserved.