Can you use mitre joint beside hinge? For my GCSE Technology course, I am making a 3d hexagon...

For my GCSE Technology course, I am making a 3d hexagon with respectively side as a door, and 6 compartments in the middle,my technology trainer told me to use mitre jionts and hinges on the sides, can this work or have she made a mistake?
Where can I buy threshold bar that are...
Answers:    YES! WHETHER THEY ARE INSIDE OR OUT YOU WILL HAVE TO KNOW WHICH WAY THEY NEED TO OPEN! DID THIS YEARS AGO WITH SPEAKER BOXES FOR THE HOUSE. THE TOP AND BTTM OF EACH SIDE OF EACH PANEL WILL HAVE A ROD INSERTED LIKE A DOWEL PIN WHICH WILL REPRESENT YOUR HINGE. DONT BE CONFUSED WITH SWING TYPE HINGES! http://search.yahoo.com/search?p=MITRE+J...
Steps from Railroad Ties?