3 4 8 8 5 6 9 2 3 7 1 5 1 1 4 4 3 5 3 6 5 3 2 1 4 5 7 Puzzle 40 How many outlines of triangles of all sizes and shapes can you trace in the figure? 27 Answer of Issue 14 23 FP Chronicle Issue 15, Oct 2020