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.
Create your binding: Cut five 2.5 inch wide by 44 inch length strips from the fabric that youâd like to bind your quilt with. Use the 6 x 24 Acrylic Ruler and 45 mm Comfort Grip Rotary Cutter with 18 Inch x 24 Inch Mat to do this.