Originally Posted by CathyOh

The next trick is to PIN PIN PIN the whole piece in 1/2 increments from the center out to each edge. What I did next, was to find the CENTER of the triangle piece and the center of the ring piece and stitch FROM the center to the end of one side, then the center of the other side. Once I did this, the only "easing" I had to do was between 1/2" segments. This made a huge difference and made my pieces more accurate in the end.

I agree with you that cutting the triangles a lot larger, BUT ONLY ON THE OUTSIDE STRAIGHT EDGES will give you the fudge factor you may need for trimming to size before you sew the blocks together.