| Robert Simson - Trigonometry - 1762 - 466 pages
...angles. PROP. XXXII. THEOR. IF a ftraight line touches a circle, and from the point of contact a ftraight **line be drawn cutting the circle, the angles made by this line with the line** touching the circle, fhall be equal to the angles which are in the alternate fegjneuts of the circle.... | |
| Robert Simson - Trigonometry - 1775 - 520 pages
...angles. PROP. XXXH. THEO R. TF a ftraight line touches a circle, and from the point of contact a ftraight **line be drawn cutting the circle, the angles made by this line with the line** touching the circle, mail be equal to the angles which are in the alternate fegments of the circle.... | |
| Euclid - 1781 - 550 pages
...PROP. XXXII. THEO R. IF a ftraight line touches a circle, and from the point of contact a ftraight **line be drawn cutting the circle, the angles made by this line with the line** touching the circle, fhall be equal to the angles which arc in the alternate iegments of the circle.... | |
| John Playfair - Trigonometry - 1795 - 444 pages
...PROP. XXXII. THEO R. IF a ftraight line touches a circle, a;id from the point of contadt a ftraight **line be drawn cutting the circle, the angles made by this line with the line** touching the circle, (hall be equal to the angles which are in the alternate fegments of the circle.... | |
| Alexander Ingram - Trigonometry - 1799 - 351 pages
...angle. PROP. XXXII. THEOR. IF a flraight line touches a circle, and from the point of contact a rtraight **line be drawn, cutting the circle, the angles made by this line, with the line** touching the circle, fliall be equal to the angles which are in the alternate fegments of the circle.... | |
| John Playfair - Euclid's Elements - 1804 - 470 pages
...angles. PROP. XXXII. THEO R. IF a ftraight line touch a circle, and from the point of contact a ftraight **line be drawn cutting the circle, the angles made...this line with the line which touches the circle,** fhall be equal to the angles ia the alternate fegments of the circle. Let the ftraight line EF touch... | |
| Robert Simson - Trigonometry - 1804
...angles^ PROP. XXXII, THEOR. IF a ftraight line touches a circle, and from the point of contact a ftraight **line be drawn cutting the circle, the angles made by this line with the line** touching the circle, (hall be equal to the angles which are in the alternate fegments of the circle.... | |
| John Playfair - Euclid's Elements - 1806 - 320 pages
...therefore FC is perpendicular to DE. Therefore, if a straight line, &c. QED a 17. 1. b 19. i. PROP. XIX. **THEOR. IF a straight line touch a circle, and from the point of contact a straight line be drawn** at right angles to the touching line, the centre of the circle is in that line. Book III. Let the straight... | |
| Robert Simson - Trigonometry - 1806 - 518 pages
...perpendicular to DE. Therefore, if a straight line, 6cc. QED PROP. XIX. THEOR. IF a straight line touches **a circle, and from the point of contact a straight line be drawn** at right angles to the touching line, the centre of the circle shall be in that line. if possible,... | |
| Euclid - Geometry - 1810 - 518 pages
...that is FC is perpendicular to DE. Therefore, if a straight line, &c. QED C GE a 18. 3. ,' PROP. XIX. **THEOR. IF a straight line touch a circle, and from the point of contact a straight line be drawn** at right angles to the touching lirie, the centre of the circle shall be in that line. Let the straight... | |
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