No measuring necessary! Just line up the triangle lines on the ruler with the 45° sewn lines and trim the block the size of the ruler! From Eleanor Burns, a veteran quilter who has combined unique style and innovative cutting methods. Makes 1.5" x 3" as well as 3" x 6" geese patches. Instructions included. Small Flying Geese Ruler from Quilt In A Day, finished size is 3" x 6" and 1 1/2" x 3", Includes instructions.