| Henry Sherwin - Logarithms - 1742 - 110 pages
...third fide may be found by the firil propofition. Prop. IV. Having the tlreeßdes ; to fina any Angle. **Add the three fides together, and take half the fum, and the differences betwixt the** half fum and each fide : Then add the complements of the Logarithms of the half-fum, and of the difference... | |
| Henry Sherwin - Logarithms - 1742 - 110 pages
...third fide may be found by the firit propofition. Prop. IV. Having the three ßdes ; to find any Angle. **Add the three fides together, and take half the fum, and the differences betwixt the** half fum and each fide : Then add the complements of the Logarithms of the half-fum, and of the difference... | |
| Charles Hutton - Logarithms - 1785 - 343 pages
...fide maybe found by the firft propofition. Prop. IV. Having the three JiJes ; te \ ßnd any angle, **Add the three fides together, and take half the fum, and the differences betwixt the** half fum and each fide : then add the complements of the log-, arithms of the half fum, and of the... | |
| Charles Hutton - Logarithms - 1785 - 519 pages
...third fide may be found by the firLt propoiition. Prop. IV, Having tly$ three ßJes ; 14 fad any angle. **Add the three fides together, and take half the fum, and the differences betwixt the** half fum and each fide : then add the complements of the logarithms of the half fum, and of the difference... | |
| Samuel Vince - Trigonometry - 1800 - 179 pages
...fAB+AC+BCj x | fAB + AC-BCj x | 5C- ^Gy x | fAC+BC- ABJ; the area of a triangle is therefore found by **the following RULE. Add the three. fides together, and take half the fum, and** from the half fum fubtract each fide feparately; multiply the half fum and the three remainders together,... | |
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