Triangle Interior & Exterior Angle Sum Theorems (II)

[b][color=#c51414]Interact with the applet below for a few minutes.[br]Answer the questions that follow.[/color][br][/b]
[b][color=#c51414]Questions:[/color][/b][br][br]1) What can you conclude about a triangle's interior angle measures? [i]Be specific.[/i][br]2) What can you conclude about a triangle's exterior angle measures? [i]Be specific.[/i][br][br]3) [b]Use [/b][b][color=#c51414]transformational geometry[/color][/b] t[b]o prove your conclusions for both (1) and (2) are correct. [/b]

Information: Triangle Interior & Exterior Angle Sum Theorems (II)