 | Robert Simson - 1762 - عدد الصفحات: 488
...line, &c. Q._E. D. PROP. XIV. THE OR. IF at a point in a ftraight iine, two other ftraight lines, Qpon the oppofite fides of it, make the adjacent angles...fame ftraight line, At the point B in the ftraight line AB, let the two ftraight lines, BC, BD upon the oppofite fides of AB, make the adjacent angles... | |
 | Robert Simson - 1775 - عدد الصفحات: 534
...therefore DBA, ABC are together equal to two right angles. Wherefore, when a ftraight line, &c. Q;.ED PROP. "XIV. THEO R. IF, at a point in a ftraight line, two...ftraight line. ' ' At the point B in the ftraight line AB, let thetwo ftraight lines BC, BD upon the oppofite fides of AB, make the adjacent angles ABC... | |
 | Robert Simson - 1781 - عدد الصفحات: 534
...together«qual to two right angles. 'Wherefore when a ftraight line, &c. Q^ED PROP. XIV. THEO R. I' F at a point in a ftraight line, two other ftraight...adjacent angles together equal to two right angles, thefc two ftraight lines fhall be in one and the fame ftraight line, At the point B in the ftraight... | |
 | Euclid - 1781 - عدد الصفحات: 552
...right angles. Wheiefore, when a Itraight line, &c. Q^E. 1). PROP. XIV. T II EO R. IF, at a point in.a ftraight line, two other ftraight lines, upon the...equal to two right angles, thefe two ftraight lines mall be in one and the fame ftraight line. At the point B in the ftraight line AB, let the two ftraight... | |
 | Alexander Ingram - 1799 - عدد الصفحات: 374
...are together equal to two right angles. Wherefore, when a ftraight line, Sax. Q^ ED FROP. XIV. THEOR. at a point in a ftraight line, two other ftraight lines, upon the oppoiite fides of it, make the adjacent angles together equal to two right angles, thefe two ftraight... | |
 | Robert Simson - 1804 - عدد الصفحات: 530
...thereforeDB A, ABC are together equal to two right angles. Wherefore when a ftraight line, &c. Q^ED PROP. XIV. THEO R. IF at a point in a ftraight line, two...fame ftraight line. At the point B in the ftraight line AB, let the two ftraight lines, -A. BC, BD upon the oppofite fides of AB, make the adjacent angles... | |
 | Robert Simson - 1806 - عدد الصفحات: 546
...PROP. XIV. THEOR. IF, at a point in a straight line, two other straight lines, upon the opposite sides of it, make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line. At the point B, in the straight... | |
 | Euclides - 1816 - عدد الصفحات: 588
...PROP. XIV. THEOR. IF, at a point in a straight line, two other straight lines, upon the opposite sides of it, make the adjacent angles together equal to tw*o right angles, these two straight lines shall be in one and the same straight line. • At the point B in the straight... | |
 | John Playfair - 1819 - عدد الصفحات: 350
...XIV. THEOR. If, at a point in a straight line, t-sco other straight lines, upon the opposite sides of it, make the adjacent, angles together equal to two right angles, these two straight lines are in one and the same straight line. At the point B in the straight line... | |
 | John Mason Good - 1819 - عدد الصفحات: 800
...Prop. XIV. Theor. If, at a point in a straight bit, two other straight lines, upon the opposite ¿act of it, make the adjacent angles together equal to two right angles, these two straight linei ¿all be in one and ihe .same straight line. I'rop. XV. Theor. If two straight... | |
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If, at a point in a straight line, two other straight lines upon the opposite sides of it, make the adjacent angles, together equal to two right angles, these two straight lines shall be in one and the same straight line. 
