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

P O(0,0);
double th(60), th2(17.5), rad(1.6);

int main()
{
  picture(P(0,0), P(rad,1), "3.2 x 2in");

  begin();
  degrees();
  bold();

  P pA(1,0), pA2(rad,0), pB(cis(th2)), pB2(polar(rad, th2)), pC(cis(th));

  arc(O, 1, 0, th);
  arc(O, rad, 0, th2);
  line(O, pA2);
  line(O, pB2);
  line(O, pC);

  label(O, P(-2,-2), "$O$", bl);
  label(pA, P(0,-4), "$A$", b);
  label(pA2, P(2,0), "$A'$", r);

  label(pB, P(3,4), "$B$", t);
  label(pB2, P(2,2), "$B'$", t);

  label(pC, P(-2,2), "$C$", t);

  tikz_format();
  end();
}