| John Keill - Trigonometry - 1733 - 397 pages
...the Angle J 8. i. DEF is J equal to the Angle GEF ; and the Triangle DEF equal to the Triangle GEF ; **and the other Angles of the one, equal to the other Angles of the other,** which are fybtended by the equal Sides. Therefore the Angle DEF is equal to the Angle GEFj and the... | |
| Robert Simson, Euclid - Trigonometry - 1762 - 466 pages
...the remaining angles to the remaining angles, each to each, which are fubtended by the equal fides, **therefore the angle DFG is equal to the angle DFE, and the angle** at G to the angle at E. but the angle DFG is equal to the angle ACB ; therefore the angle ACB is equal... | |
| Euclides, David Gregory - Mathematics, Greek - 1765 - 464 pages
...remaining angles equal to the remaining angles, each to each, which are oppofite to the equal fides : **Therefore the angle DFG is equal to the angle DFE ; and the angle** at G equal to the angle at E. But the angle DF G [by conftruction] is equal to the angle A c B : Therefore... | |
| John Keill - Geometry - 1772 - 399 pages
...Confequently the Bafe EF is * equal to the * 4- *• Safe FG, and the Triangle DEF equal to the Triangle DGF ; **and the other Angles of the one equal to the other...equal Sides are fubtended. Therefore the Angle DFG** i» equal to the Angle DFE, and the Angle G equal to the Angle E ; but the Angle DFG is equal to the... | |
| Robert Simson, Euclid - Trigonometry - 1775 - 520 pages
...the remaining angles to the remaining angles, each to each, which are fubtended by the equal fides : **Therefore the angle DFG is equal to the angle DFE, and the angle** at G to the angle at E : But the angle DFG is equal to the angle ACB; therefore the angle ACB is equal... | |
| James Williamson - Mathematics - 1781
...equal to the re- Bo«k vI. maining angles, each to each, under which the equal fides are extended; **therefore the angle DFG is equal to the angle DFE ; and the angle** at G to the angle at E ; hut the angle DFG is equal (by conft.) to the angle ACB ; therefore alfo ACB... | |
| Euclid - 1781 - 520 pages
...the remaining angles to the remaining angles, each to each, which are fubtendedby the equal fides : **Therefore the angle DFG is equal to the angle DFE, and the angle** at G to the angle at E : But the angle DFG is equal to the angle ACB ; therefore the angle ACB is equal... | |
| John Playfair - Euclid's Elements - 1795 - 400 pages
...the remaining angles to the remaining angles, each to each, which are fubtended by the equal fides : **Therefore the angle DFG is equal to the angle DFE, and the angle** at G to the angle at E : But the angle DFG is equal to the angle ACB ; therefore the angle ACB is equal... | |
| Robert Simson - Trigonometry - 1804
...the remaining anglec to the remainingangles, each to each, which are fubtended by the equal fides. **therefore the angle DFG is equal to the angle DFE, and the angle** at G to the angle at E. but the angle DFG is equal to the angle ACB ; therefore the angle ACB is equal... | |
| John Playfair - Trigonometry - 1806 - 311 pages
...and also the angle EDF equal to the angle GDF ; wherefore the base EF is equal to the base FGf, and **the angle DFG is equal to the angle DFE, and the angle** at G to the angle at E. But the angle DFG is equal to the angle ACB ; therefore the angle ACB is equal... | |
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