Two parametric plots in one figure



The following works fine:
plot2d([parametric,cos(t),sin(t),[t,-%pi*2,%pi*2],[nticks,50]]);
and also
plot2d([parametric,cosh(t),sinh(t),[t,-2,2],[nticks,100]]);
but how can I make those two parametric plots in one figure?

Yours,
Poul Riis