input geometriesyr16; figure(0,0,8u,8u); pair A,B,C; B=u*(1,1); C-B=u*(6,0); path cc; cc=cercledia(B,C); A=pointarc(cc,129); trace triangle(A,B,C); trace codeperp(B,A,C,8); trace appelation(B,C,-2mm,btex $a$ etex); trace appelation(B,A,2mm,btex $c$ etex); trace appelation(A,C,2mm,btex $b$ etex); nomme.llft(B); nomme.lrt(C); nomme.top(A); fin; end