Unnumbered pageScan 85 of 99
181 clato
30
Drawing: triangle; labels: 30, 24, 18, 12, 6, 5, 4, 2, 2, 1
36
Drawing: trapezoid; labels: 30
42 5 _ 210 2 _ 4.20
1 2 42 3 4 5 6
22 16 _ 13.2
4 _ 30|13.20 120 _ 120
Right page
182 dato 6 630 30 30
Drawing: square with trapezoidal extension; labels: 7, 5, 2, 1, 2, 3, 4, 5, 6
42 6
4 _ 6|84 2 _ 24
6 in 42 42 = 84 6
22 7 /2 84 _
22 12 _ 44 22 _ 264
8.8 _ 30|264 240 _ 240
65 figures hard to readstruck struck outadded written in above” jug ditto, and what it repeatsword reading not certain