 | Richard Jack - Conic sections - 1742 - 384 pages
...aparabola, which •will have the given line for its direflrix, and the given point for its focus. ET AB be the given right line, and C the given point, it is required to defcribe a parabola, which will have AB for its directrix and C its focus. Firft, It is plain that... | |
 | Robert Simson - Trigonometry - 1762 - 488 pages
...•< common fegment. ' ' PROP. XII. PROB. TO draw a ftraight line perpendicular to a given ftraight line of an unlimited length, from a given point without it. Let AB be the given ftraight line, which may be produced to any length both ways, and let C be a point without it. It is... | |
 | Robert Simson - Trigonometry - 1775 - 534 pages
...have a common fegment. PROP. XII. PRO B. TO draw a ftraight line perpendicular to a given ftraight line of an unlimited length, from a given point without it. Let AB be the given ftraight line, which mny be produced to any length both ways, and let C be a point without it. It is... | |
 | Euclid - Geometry - 1776 - 318 pages
...PRO P. XI. PR OB 0 draw a line at right angles to a given right line from & point given in the fame. Let AB be the given right line, and C the given point in it, from which it is required to draw a right line, at right angles to the given right line AB,... | |
 | Euclid - 1781 - 550 pages
...Book t. 8 10. Def. i. ' B PROP. XII. PRO B. TO draw a ftraight line perpendicular to a giveu ftraight line of an unlimited length, from a given ! point without it. Let AB be the given ftraight line, which may be produced any length both ways, and iet C be a point without it. It required... | |
 | Euclid, John Playfair - Euclid's Elements - 1795 - 462 pages
...right angles tp AB. Which was to be done. TO draw a ftraight line perpendicular to a given ftraight line of an unlimited length, from a given point without it. Let AB be the given ftraight line, which may be produced to any length both ways, and let C be a point without it. It 13... | |
 | Alexander Ingram - Trigonometry - 1799 - 374 pages
...AB. Which was to be done. PROP. XII. PROB. TO draw a ftraight line perpendicular to a given ftraight line of an unlimited length, from a given point without it. Let AB be the given ftraight line, which may be produced to any length both ways, and let C be a point without it, It is... | |
 | Robert Simson - Trigonometry - 1804 - 530 pages
...A ~~~~a common fegment. PROP. XII. PROB. TO draw a ftraight line perpendicular to a given ftraight line of an unlimited length, from a given point without it. Let AB be the given ftraight line, which may be produced to any length both ways, and let C be a point without it. It is... | |
 | John Playfair - Euclid's Elements - 1806 - 320 pages
...was to be done. PROP. XII. PROB. Book I. I draw a straight line perpendicular to a given .straight line of an unlimited length, from a given point without it. Let AB be a given straight line, which may be produced to any length both ways, and let C be a point without... | |
 | Euclid - Geometry - 1810 - 554 pages
...Book I. -D B PROP. XII. PROB. B c 10. 1. TO draw a straight line perpendicular to a given straight line of an unlimited length, from a given point without it. Let Ail be the given straight line, which may be produced to any length both ways, and let C be a point... | |
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To draw a straight line perpendicular to a given straight line of an unlimited length, from a given point without it. LET ab be the given straight line, which may be produced to any length both ways, and let c be a point without it. It is required to... 
