documentclass[pstricks,border=1cm]{standalone}
begin{document}
psset{linewidth=1cm,linestyle=dashed,linecolor=blue,fillstyle=solid,fillcolor=yellow}

begin{pspicture}[showgrid=b](-4,-4)(4,4)
    pscircle[dimen=i](0,0){3}
end{pspicture}

begin{pspicture}[showgrid=b](-5,-5)(5,5)
    pscircle[dimen=i](0,0){3}
end{pspicture}

begin{pspicture}[showgrid=b](-6,-6)(6,6)
    pscircle[dimen=i](0,0){3}
end{pspicture}
end{document}