 | Archibald Patoun - 1734 - 568 sider
...the difference of the two Angles at the Bafe ; confequemly in any Triangle, as the fum of the fides, is to their difference, fo is the Tangent of half the fum of the Angles at the Bafe, to the Tangent of half their difference. Theor. 3. If to half the fum of two... | |
 | Charles Hutton - 1788 - 728 sider
...and the dngle Included by them, to find the reft. In a plane triangle, As the fum of any two fides is to their difference, fo is the tangent of half the fum of their oppofite angles, to the tangent of half their difference. Then the half difference added to the... | |
 | Thomas Simpson - 1799 - 92 sider
...radius : co-fine AC : : tang. C : cotang. A. ED LEMMA. As the Jam of the fines «f two unequal arebe} is to their difference, fo is the tangent of half the fum of thofe arches to the tangent of half their difference : and, as the fum of the co-fines is to their difference,... | |
 | Thomas Hodson - 1802 - 556 sider
...either angle to the cotangent of the other angle. Thus, As the fum of the fines of two unequal arches is to their difference, fo is the tangent of half the fum of thofe arches, to the tangent of half their difference ; and, As the fnm of the cofines is to their difference,... | |
 | Thomas Hodson - 1806 - 488 sider
...either angle to the cotangent of the other angle. Thus, As the fum of the fines of two unequal arches U to their difference, fo is the tangent of half the fum of thofe arches, to the tangent of half their difference; and, As the fum of the cofines is to their ditference,... | |
 | John Hamilton Moore - 1807 - 586 sider
...AC. OELIQJ/E TRIGONOMETRY. AXIOM Ht. Tn every plane triangle it will be as the fum of any two fides is to their difference, fo is the tangent of half the fum of che angles oppofite thefc fides, to the tangent of half their difference, which half difference being... | |
 | 1816 - 764 sider
...other angles of the triangle DBA may be found by the following propoition. As the fum of AD and BD, to their difference, fo is the tangent of half the fum of the angles DBA, DAB, to the tangent of half their difference. Then { the difference of thcfe angles... | |
 | Encyclopaedia Perthensis - 1816 - 772 sider
...other angles of the triangle DBA may be found by the following proportion. As the fum of AD and BD, to their difference, fo is the tangent of half the fum of the angles DBA, DAB. to the tangent of half their difference. Then | the difference' of thefe angles... | |
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U to their difference, fo is the tangent of half the fum of thofe... 