Triangle in Rectangle

Author:
cxu
Topic:
Rectangle

For the original question:

(i) Move the slider to make ABCD a square. (ii) Change the position of F, what can you observe?

For modification 1:

(i) Move the slider to make AB=5. (ii) Change the position of F, what can you observe for the area of triangle AEF?

For modification 3:

(i) Move point E such that EF+FC=5. What can you observe?