code: function getCartesian(cx, cy, radius, angle) {
        var rad = angle * Math.PI / 180;
        return {
          x: Math.round((cx + radius * Math.cos(rad)) * 1000) / 1000,
          y: Math.round((cy + radius * Math.sin(rad)) * 1000) / 1000
        };
      }
docs: Gets cartesian co-ordinates for a specified radius and angle (in degrees)
  @param cx {Number} The center x co-oriinate
  @param cy {Number} The center y co-ordinate
  @param radius {Number} The radius of the circle
  @param angle {Number} The angle in degrees
  @return An object with x,y co-ordinates