0568 #39

[Vince]

Can anybody explain this problem to me, please?

I can't understand how the lenght of the 3rd side of a triangle may remain constant when the other 2 sides increase..

Thanks in advance!

[owlpride]

Here's a picture: http://www.filedropper.com/triangles

(Look for the grey "download this file" button half-way down the page.)