| 1 | Husband and wife at the bottom. | |
| 2 | The base line of this triangle is 20 centimeters long. | |
| 3 | Position by aligning the slotted line to the hem or fold line marking. Fuse. | |
| 4 | This provides a useful crease line for the finished hem at the facing width. | |
| 5 | Except for the two biggest triangles, all apexes touch the base of another triangle. |