Triangle Interior & Exterior Angle Sum Theorems (II)
- Tim Brzezinski
Interact with the applet below for a few minutes. Answer the questions that follow.
Questions: 1) What can you conclude about a triangle's interior angle measures? Be specific. 2) What can you conclude about a triangle's exterior angle measures? Be specific. 3) Use transformational geometry to prove your conclusions for both (1) and (2) are correct.