I'm having some trouble with this part of the explanation:
> From the figure, one can easily see that the triangles ABC and BDE are congruent.
I must confess I do not easily see this. It's been a long time since I did any geometry, could someone help me out? I'm probably forgetting some trivial fact about triangles.
> From the figure, one can easily see that the triangles ABC and BDE are congruent.
I must confess I do not easily see this. It's been a long time since I did any geometry, could someone help me out? I'm probably forgetting some trivial fact about triangles.