Iron the green triangle to the shiny side ot the small arc FP template.
Fold the Freezer paper back and trim to 1/4"
Add black piece of fabric with right sides together and sew with the needle of the machine againist the folded freezer paper.
(Turn your head or your computer the right way to see the picture better!)
Finger press. Then press with the iron. The shiny side of the FP will hold the pieces in place. Repeat for the other triangles. Press as you go. Repeat until arc is completed.