Creative storage is always great! For these triangle shelves prepare a mitre saw, tape measure, wood glue, a brad nailer, a lumber. Choose a side length. Cut three identical trapezoidal sections out of your lumber (the side view of each piece should look like a trapezoid). The longest edge of your piece should equal the length you selected in step one. While cutting your pieces make sure they are cut at a 30 degree angle. You should now have three pieces that have been cut with a 30 degree angle, both facing in towards the middle of that piece of wood. You can see some of our angles cut below for a reference. Sand the edges of each piece. Continue reading the tutorial here.