a |. LAG ONAL 
mamely, 22° from #40 a horizontal ine: ‘raw through the 
centre A, an ad 53° from the fame. line, to. 4. Therefore, as 
60° : 16 78° : 35, 75. being” ‘the: “number 6 
fides pene in the iis, by ‘the navel integral 
fiumber, may be taken. at "36 fides, . By table III. the, neareft 
C , as the arc, contains 
78°, or 36 of thefe fides, the'angle at the cothmeticement, 
25° under the horizontal line will be found by the following 
proportion. As 7 i or, in even 
fore nearly 12, and thofe above will be 24, to compleat 5 
For the firft fide therefore, take from-table II, the 72th angle = 
oppofite to 164; then the rith, and fo on, until you hav 
got to the 1ft angle, which is the neareft to the aon 
line. This gives the meafure and angles of the 12 fides be- 
low. Taking the fame angles from 1 to 24 pene and 
beginning at 1, will give the 24 fides ae and thefe com- 
pleat the arc.. This arc will then i 
polygonic. 
The fides under the horizontal line are there- “— 
be Angle abc above 74° be 5.0 Sink 17.3 
gth Zi 5-9 rio 
a —— 69 — 6.5 16.8 
iith ——~ “67 —- 70 — 16.6 
2th —-— 65 — 76 — 16.3 
3th ——— 62 — 84 — 15.9 
14th ——— 60 — 90 — 15.6 
roth ——— 58 — 95 — 15.3 
16th ——— 56 — 101 — 349 
7th -+—— 53 — 108 —° 14-4 
tk —— 51 —11.3 — I40 
Igoth ———- 49 —118 — 13.6 
20th —— 47 — 123 — 13.2 
ark ——- 45 —12.7 — 149 
22d ~——— 43 — 313.2 — = 1243 
23d 4 — — — ies 
24th 39 14. 1.3 
pod, Perpendicular. 2d from 4 to 3, i Aas ana al of 76°; viz elo 
if Angle below . Rife 78 Si 16.3. 28° above the horizontal line, drawn through the cen- 
24 0 — — 16.6 tre B. This arc being of the fame radius as former, 
3d . aes ie — 16.8 the number of polygonic fides in the whole circle will alfo 
ath —— 71 — 5.9 — 17.0 -be 104.5 and as the arc contains 76°, the fides contained 
sth —— 74 — 5.0 = 173 in it may be takea at 3 f aa 22 will be in- 
6th ——— 76 — 44 — 175 cluded in the 48 degrees below the horizontal line, and 
“th ——— 78 — 38 — 17.6 13 in the 28° above. "As formerly, therefore, commence 
Sth ~———- 80 — 3.1 — 17-7 with the 22d column, and proceed fucceffively to the 
oth ——- 83 — 2.2. — 17.9. firft, for the 22 angles below, and then, beginning again 
roth ——— 85 — 15 — 17.9 at the 1ft, goon to the 13th for the angles above. ‘The 
mith ———. 87 — og — «179 pages will then be 43, 45, 47, 49, 51, 53> 56 58, 605 
12th 89 03 — _ 18.0 | » 65, 67, 69, 71, 74) 76, 78, 80, 83, 85, 87, 89 
“sae ontal: Perpendicular. ieee below ; and 89, 87 , 85; S35, 80, 78, 76, 74, 71, 695 
: shagis she above 89° Sink 0.3 Sink 18.0 7> 65» 62 degrees above, ek compleats the arc. 
87 —. 0.9 17.9 numbers for cutting may then- be taken, as before, from - 
4 85 — 1.5 —- 179 table I. The arc, from 3 to 1, whofe centre is at C, may 
4th 3 — 22 — 17.9 next be calculated in the fame manner, and that, from 1 to 
5th 80. — 3-1 — 17.7, 2, whofe centre is at D, which compleats the middle leaf. 
6th “8 — 38 — 17.6 . The arcs of the whole flower, and their refpective cen- | 
“th "60 — 464 — 17-5 tres and angles, are as follow. 
» jfleelde(2) 2] 2/28 22/4) les) 
<i Sléeut sy] 2] # = | ty |e |e | ga | Be] < 
Olea lf FS ay oo S mo] ee 9g Eg 
QQ. dS) c = ae) Og 73 see () e 
2 a | Ss | WE | ar] A a | 0 
‘Ss @ to 4} Al 53 165 ae ead 78° | 164 36 12 24 65° 
ri4g— 3) BI 53 165 48 28 476, 164. 35 2 re 43 
wu 
=| 3—- r/C 32 102 69 33 102 100 28 19 9 59 
SlLi— 21D 64 | 203 66 5r 117 204 68 36 | a9 |... | om. 
uw [ 9 —10}H | ‘60 Igo ° 47 47- | 188 24 ° 24 2° | 39 
fio —air} I { 60 190 go 85 175 | 188 or | 44 44 : I 
E< Ik— 121 Bl 53 165 53 68 9! 164 42 25 ' 17 53 
a | 12—13|K |] 56 178 fe) 55 55 176 a7 a) 27 19 18 
a 
Ml13—- 14, Ly} 48 152 63 ) 63 152 34 34 ° 6 33 
ws = 
4 f 5— 81G| 60 190 6 +]. 180 186 188 97 3 94 6 85 
oO 
| y— O|E | 44 140 ° 109 10g 140 42 ° 42 36 36 
tml Om 5 44 140 75 fe) 45 140 29 29 fe) 22 68 
a 
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