what is the reletionship between and incindent angle and a reflected angel?

Answer 1

It depends on what material you are studying,
ie. reflection off glass, reflection in rock layers...

try this:

http://www.glenbrook.k12.il.us/gbssci/phys/Class/refln/u13l1c.html

Answer 2

The incident angle is the starting angle (energy waves, light, whatever). The refracted angle is the new angle created by a physical change in a layer that the wave or the light is passing through. If there is no change, then the refracted angle stays the same.