Instructions show four different ways to sew HST's.
Method #1 - Create eight half-square triangles out of a set of squares.
Method #2 - Cut ready to sew sets of triangles from strips.
Method #3 - Mark and Sew 1/4" seam lines.
Method #4 - Trim Over-sized HST's to the correct size.
Choose the method that works best for you.