num r1

Source 

@DomName('SVGPathSegArcRel.r1')
@DocsEditable()
num get r1 => _blink.BlinkSVGPathSegArcRel.instance.r1_Getter_(this);
void r1=(num value)

Source 

@DomName('SVGPathSegArcRel.r1')
@DocsEditable()
set r1(num value) =>
    _blink.BlinkSVGPathSegArcRel.instance.r1_Setter_(this, value);