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.
Place your other hand under the quilt and use your thumbnail to make sure the needle has penetrated all three layers with each stitch. 3. To end a line of quilting, make a small knot close to the quilt top and then take one stitch through the top and batting only. Pull the knot through the fabric into the batting.