Interactive Unit Circle
Unit Circle Directions:
Default Functions:
Refresh Button: To reset the applet, click the Refresh Button at the top-right corner.
Zoom In/Out: Using your scroll wheel, you can zoom in and zoom out of the applets visible area. The screen tends to re-center wherever the mouse cursor is located.
Move: Hold the Shift key and then click and hold your primary mouse button to pan around the visible area of the applet.
Movable Objects:
Checkboxes: To show or hide the corresponding divisions of the unit circle and also to reveal an interesting pattern to build the unit circle..
Sliders:
α and δ: Click and drag the point to view the angle increments in a counter-clockwise or clockwise direction.