Activity #15__ the Angle tool

The Angle button allows you to determine an angle between 2 lines or 3 points.
QUESTION
1. [br]Clicking the angle tool then the points G, F, A (in that order) gives you an angle measurement of 126 degrees. Reversing the order (clicking the points A, F, G ) gives you an angle measurement of 233 degrees. [b]Explain what is happening?[br][br][/b]2.[br]Explain the difference between [math]\angle[/math]GFA and [math]\angle[/math]AFG.

Information: Activity #15__ the Angle tool