/* -*-ePiX-*- */
#include "epix.h"
using namespace ePiX;

P O(0,0);
double th(37.5);

int main()
{
  picture(P(0,0), P(1,0.6), "2.5 x 1.5in");

  begin();
  degrees();
  bold();
  double rad(Cos(th));
  P pB(cis(th)), pC(rad,0);

  line(O, P(1,0));
  line(O, pB);
  line(pB, pC);

  dashed();
  ellipse(O, E_1, E_2, 0, th, 15);
  ellipse(O, rad*E_1, rad*E_2, 0, th, 15);

  label(O, P(-2,-2), "$A$", b);
  label(pB, P(0, 2), "$B$", t);
  label(pC, P(0,-2), "$C$", b);

  tikz_format();
  end();
}