| Colin Macfarquhar, George Gleig - 1797
...ones, or thole of the third order, are 30 minutes. Frem the centre, to 60 degrees, the line of fines **is divided like the line of tangents, from 60 to 70...70 to 80, to every two degrees, from 80 to 90 ; the** divifion muft be eftimated by the eye. The divifions on the line of chords are to be eftimated in the... | |
| Encyclopaedia Britannica - 1810
...of the third order, are """"» ":J 30 minutes. » From the centre, to 60 degrees, the line of fines **is divided like the line of tangents, from 60 to 70 ; it is divided only to every degree, from 70 to** So, to every two degrees, from 80 to 90 ; the divifion muft be eftimated by the eye. The divifions... | |
| Robert Gibson - 1811 - 508 sider
...somewhat longer than the rest ; between every number and each fifth degree, there are four divisions, **longer than the intermediate adjacent ones, these...is divided like the line of tangents ; from 60 to** 7O, it is divided only to every degree ; from 70 to 8O, to every two degrees ; from 80 to 90, the division... | |
| George Adams - 1813 - 534 sider
...somewhat longer than the rest ; between every number and each fifth degree, there are four divisions, **longer than the intermediate adjacent ones, these...order, are 30 min.utes. From the centre, to 60 degrees,** t/fe line of sines is divided like the line of tangents ; from 60 to 7O, it is divided only to every... | |
| George Adams - 1813 - 534 sider
...somewhat longer than the rest; between every number and each fifth degree, there are four divisions, **longer than the intermediate adjacent ones, these are whole degrees; the shorter ones, or those of** tne third order, are 30 minutes. From the centre, to6o degrees, the line of sines is divided like the... | |
| Encyclopaedia Perthensis - 1816
...the ihortcr ones or tho* of the third order, are 30 minutes. From t centre, to 60° the line of fines **is divided like the line of tangents, from 60 to 70; it is divided only to every degree, from 70 to** So, to every two degrees, from 80 to 90 ; the divilion muft be eitimaitd by the eye. The divifions... | |
| 1823
...these are whole d«- S'ctor. grees; the shorter ones, or those of the third order, are '— — v ' **9 g Wi :vͰ 1IG8 ぺrcGW ϸì 8gڰ ... 3Mc q+ Ȅ Tޡ 4 3 v w+ )z F ĥ 0 F eÜf ** 5 the division must be estimated by the eye. The divisions on the line of chords are to he estimated... | |
| 1863
...somewhat longer than the rest ; between every number and each fifth degree there are four divisions **longer than the intermediate adjacent ones ; these are whole degrees ; the shorter ones** are those of the third order, or 30 minutes. From the centre to 60 degrees the line of sines is divided... | |
| Henry S. Merrett - 1863 - 317 sider
...somewhat longer than the rest ; between every number and each fifth degree there are four divisions **longer than the intermediate adjacent ones ; these are whole degrees ; the shorter ones** are those of the third order, or 30 minutes. From the centre to 60 degrees the line of sines is divided... | |
| Henry S. Merrett - 1885 - 346 sider
...intermediate adjacent ones ; these are whole degrees ; the shorter ones are those of the third order, or **30 minutes. From the centre to 60 degrees the line...70 to 80, to every two degrees ; from 80 to 90, the** divisions must be estimated by the eye. The divisions on the line of chords are to be estimated in... | |
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