Copy of Thales' Theorem (VA)

Interact with the applet below for a few minutes. Then answer the questions that follow. Be sure to move the soon-to appear GREEN POINT around! Feel free to move the other BIG POINTS around as well.

Explain how the following phenomenon immediately follows from the phenomena you've observed from this previous worksheet.

Describe what you see in your own words. Write your observation(s) as a conditional (if-then) statement. Be sure to use the terms intercept(s) and semicircle in your description.