6663b6c9
 adorian
projet complet av...
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A:= point(-0.795-1.2*i);
B:= point(1.89-1.68*i);
C:= point(0.722+1.9*i);
a1:=(angle(A,B,C))/3;
b1:=(angle(B,C,A))/3;
c1:=eval(pi/3-a1-b1);
AD1:=droite(A,A+3*(B-A)*exp(i*a1));
AD3:=droite(A,A+2*(B-A)*exp(i*(a1+pi/3)));
AD5:=droite(A,A+2*(B-A)*exp(i*(a1+2*pi/3)));
BD1:=droite(B,B-2*(B-A)*exp(-2*i*b1));
BD3:=droite(B,B-3*(B-A)*exp(i*(-2*b1+pi/3)));
BD5:=droite(B,B+2*(B-A)*2*exp(i*(-2*b1+2*pi/3)));
M:=inter(rotation(A,a1,droite(A,B)),rotation(B,-2*b1,droite(B,A)))[0];
N:=inter(rotation(A,a1+pi/3,droite(A,B)),rotation(B,-2*b1+pi/3,droite(B,A)))[0];
O:=inter(rotation(A,a1+2*pi/3,droite(A,B)),rotation(B,-2*b1+2*pi/3,droite(B,A)))[0];
triangle(M,N,O);
triangle(A,B,C);
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