driehoek tekenen

public drawTri(Graphic g, int centerX, int centerY, int rad)
{
  int x1 = centerX;
  int y1 = centerY-rad;  //radius afstand recht boven center
  int x2 = centerX + Math.cos(120)*rad;
  int y2 = centerX + Math.sin(120)*rad;
  int x3 = centerX + Math.cos(240)*rad;
  int y3 = centerX + Math.sin(240)*rad;
  g.drawLine(x1,y1,x2,y2);
  g.drawLine(x2,y2,x3,y3);
  g.drawLine(x3,y3,x1,y1);
}

public drawTri(Graphic g, int centerX, int centerY, int rad)
{
  int x1 = centerX;
  int y1 = centerY-rad;  //radius afstand recht boven center
  int x2 = centerX + Math.cos(120)*rad;
  int y2 = centerX + Math.sin(120)*rad;
  int x3 = centerX + Math.cos(240)*rad;
  int y3 = centerX + Math.sin(240)*rad;
  g.drawLine(x1,y1,x2,y2);
  g.drawLine(x2,y2,x3,y3);
  g.drawLine(x3,y3,x1,y1);
}