Set angle measure
3.Set the angle measure to degrees.
MODES
Select Degrees 
Set up the plot
Plot the expression
4.Display the graphing options.
PLOT
The Plot Setup input form has two fields not included in the Function aplet, TRNG and TSTEP. TRNG specifies the range of t values. TSTEP specifies the step value between t values.
5.Set the TRNG and TSTEP so that t steps from 0° to 360° in 5° steps.
360 
5
6. Plot the expression.
7. To see all the circle, press 
twice.
Parametric aplet |