87 SQUARE PLAN. AN INNER AND OUTER STARRED DODECAGON, AND A REGULAR DODECAGON BY DIAGONALS.
88 SQUARE PLAN. DESCRIBE CIRCUMFERENCES AND DIVIDE THEM INTO TWENTY-FOUR EQUAL PARTS, AND DRAW THE DIAGONALS OF EIGHT IN EIGHT DIVISIONS. THE REST FOLLOWS.
89: NET-WORK OF THE DODECAGON AND THE TRIANGLE ASSEMBLED. BY EXTENDED LINES OF THE STARRED DODECAGON AN IRREGULAR POLYGON, AND A ROSETTE OF TWELVE LIMBS ARE FORMED.