EDP 647(3)

Eli N.
File #3: This file should be viewed third
9. Imagine segments of AB and AC. Now imagine segments A’B’ and A’C’. If everything was connected, would the two triangles be congruent? What theorem proves that? 10. Now press the “+” sign next to “triangle”. Click on the white circles of “poly1” and “poly2”. Are the two triangles congruent? (Hint: Look at the area of each polygon. Do they match?) 11. Click the “play” button in the lower left hand corner. Click it again when one full cycle is complete. What type of transformation is this?