Plot Polar Functions

1. Click on "2D" graph in Draw Attributes.
2. Click on "Polar" coordinates in Draw Attributes.
3. [Make sure "r=" is selected in front of the yellow text box.]
4. Type in a function such as: sin(θ)
   • To insert θ press Ctrl+1
   • Alternatively, to insert θ use the keypad by clicking on button.
   • You may use θ variable if "r=" is selected.
   • You may use r variable if "θ=" is selected.