Linograph Clear Acrylic 90 Degree Non-Slip Triangle Quilting Ruler

* Linograph 90 Degree Non-slip Triangle Ruler * Color: Clear. * Material: Acrylic. * Brand: Linograph. * Sale For: 1 Piece. * Size : 15 x 7.5 Inches (Approx) * Make half square and quarter square triangles from strips. * Use the 90 degree side to cut quarter triangles that finish up to a 5 inch quarter-square triangle. * The math required to cut these angles is incorporated into the easy to read black and white markings.