You can also use any standard quilting ruler that has a 60-degree angle marking. Find and mark the middle and the quarters of the hypotenuse of your triangle. Explore Katarina Roccella S Photos On Flickr Katarina Roccella Has Uploaded 13693 Photos T Triangle Quilt Tutorials Triangle Quilt Half Square Triangle Quilts Cut two parent blocks that size and divide each in half once diagonally to make a total of four corner squares. . Cut 3 34-inch parent squares. Understanding Pattern Notches When you first start using paper patterns it is like trying to learn a new language. After sewing is complete open the piece. Download a free 4-inch triangle template here. Cut 3 of. Its important that the template is right side up. You can measure and cut triangles quickly and easily with a quilting ruler. The fabric must not move at all when cutting all sides of the triangle. This is the bodice back. Basic...