Originally Posted by
todiesmom
I had never used the Tri-Rec rulers until I did a Bonnie Hunter Mystery. She is an expert on these rulers and has videos on her Quiltville website. She makes it easy with her instructions. Prior to these videos I was terrified of these rulers and did not know how to use them at all.
The TriRec ruler is different than Bonnie Hunter's. It creates a triangle in a square, and Bonnie's is used for half square and quarter square triangles.