| Robert Simson - Trigonometry - 1762 - 488 pages
...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 - Trigonometry - 1775 - 534 pages
...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 - Trigonometry - 1781 - 534 pages
...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 - 552 pages
...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 - Trigonometry - 1799 - 374 pages
...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 - Trigonometry - 1804 - 528 pages
...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 - Trigonometry - 1806 - 548 pages
...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 - 592 pages
...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 - Circle-squaring - 1819 - 348 pages
...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 - 800 pages
...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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