With right sides (RS) together, start by sewing a ¼in (5mm) seam allowance all the way around the outer edge. Cut two ...

Draw a line from that point to the other corner to make a triangle. STEP 3: Take one of the triangles and use the ruler to fold a vertical line down the middle. Cut along the fold. You should now ...

5. Tape the tops of two adjacent shorts together to make a triangle. Tape the next two longs together, and so on all the way around. 6. Connect the tops of these new triangles with a row of shorts.