# A.A. Triangle Similarity

The following applet shows and .
Move points A, B, C, D, and E to change the orientation and size of the triangles.

Move points A, B, C, D, and E to change the triangles. Do the triangles appear similar?

Click to show the angles. What do you notice is always true?

What could you say about and ?

Click to show the side lengths. What do you notice about the sides?

Are your triangles congruent? If not, can you make them congruent?