159 DECAGONAL STARS AND ROSETTES, WITH INTERCALARY PENTAGONS. ALSO WITH INTERCALARY MESHES, WHICH ARE EQUAL TO THOSE OF THE ROSETTES.
160 ANALOGOUS TO NUMBER 159.
161 SUB-DIVIDE THE SPACE SURROUNDING THE ISOCELES TRIANGLE AS INDICATED. THE CIRCUMFERENCES BEING DESCRIBED. THE DIAGONALS EXTENDED COMPLETE THE FIGURE.