Radian describes the plane angle subtended by a circular arc as the length of the arc divided by the radius of the arc. One radian is the angle subtended at the center of a circle by an arc that is equal in length to the radius of the circle.
Step 3: Fold the lower left corner up toward the center of the quilt making sure the fold is on the bias. Step 4: Fold the top left corner down toward the center of the quilt making sure the fold is on the bias. Step 5: Making sure the fold is on the bias, fold the top right corner down toward the center of the quilt.
Cut your fabric based on the instructions on your pattern. Stitch the handkerchiefs to the neutrally colored blocks of fabric, and then sew all pieces together based on the pattern instructions. Place batting between your quilt top and backing. The right sides of the front and back of the quilt should be facing out. Pin or baste the pieces together. Make sure that your quilt is even and that the corners form 90-degree angles. Sew store-bought binding along the outside of the three layers of the quilt to seal your final product together.