# Parametric Plots from Rectangular Plots

Parametric Plots from Rectangular Plots

Equations for and are plotted on the perpendicular and planes as varies from to . The functions and can serve as a parametric representation for a function , which is plotted in purple on the , plane cutting , shown in light gray.

x(t)

y(t)

x,t

y,t

t

-2π

2π

x(t)

y(t)

y(x)

x

y

t=-2π