 | Peter Nicholson - 1825 - 1046 pàgines
...straight line AB is divided into two equal parts in the point D. Which was to be done. Proposition XI. Problem. To draw a straight line at right angles to...straight line, from a given point in the same. Let AB be a given straight line, and С a point given in it ; it is required to draw a straight line from the... | |
 | Robert Simson - 1827 - 546 pàgines
...line AB is divided into two equal parts in the point D. Which was to be done. PROP. XI. PROB. To drain a straight line at right angles to a given straight line, from a given point in the same. Let AB be a given straight line, and C a point given See N. in it; it is required to draw a straight line from... | |
 | Peter Nicholson - 1828 - 276 pàgines
...required. PROBLEM III. From a given point out of a straight line to let fall a perpendicular. Fig. 3. Let AB be the given straight line, and c the given point ; it is required to draw a straight line from c perpendicular to AB. From c, as a centre, with any... | |
 | John Playfair - 1829 - 210 pàgines
...bisect the base at right angles. For the triangles ACD, BCD are equal in all respects. PROPOSITION XI. PROBLEM. To draw a straight line at right angles to...straight line, from a given point in the same. Let AB be a given straight line, and C a point given in AB; it is required to draw a straight line from C at... | |
 | Euclid - 1835 - 540 pàgines
...is divided into two equal parts in the point D. Which was to be done. c4, 1. AJ) B PROP. XI. PROB. To draw a straight line at right angles to a given...straight line, from a given point in the same. Let AB be a given straight line, and C a point given in it; See N. it is required to draw a straight line from... | |
 | John Playfair - 1836 - 148 pàgines
...straight line AB is divided into two equal parts in the point C. Which was to be done. PROP. IX. PROB. To draw a straight line at right angles to a given...point in it ; it is required to draw a straight line from C, at right angles to AB. Take D E any point D in AC, and make CE equal to CD ; from D, with any... | |
 | Andrew Bell - 1837 - 290 pàgines
...DB (1. 4), and the straight line AB is divided into two equal parts in the point D. PROPOSITION XI. PROBLEM. To draw a straight line at right angles to...straight line, from a given point in the same. Let AB be a given straight line, and C a point given in it ; it is required to draw a straight line from the... | |
 | Euclid, James Thomson - 1837 - 410 pàgines
...the base DB, and the line AB is bisected in the point I ) : which was to be done. PROP. XI. PROB.§ To draw a straight line at right angles to a given...straight line, from a given point in the same. Let AB be a given straight line, and C a point given in it ; and E as centres with any radius greater than the... | |
 | Charles Reiner - 1837 - 246 pàgines
...given finite straight line. 4. To draw a straight line at right angles to a given straight line. 5. To draw a straight line at right angles to a given straight line from a given point, in the same. 6. To draw a straight line at right angles to a straight line from a given point without it. 7. To... | |
 | Euclides - 1837 - 112 pàgines
...Problem. To bisect a given finite straight line; that is, to divide it into two equal parts. Problem. a straight line at right angles to a given straight line from a given point in the same. PROPOSITION XI. To draw A JL \ COR. (Argument ad absurdum). Two right lines cannot have a common segment.... | |
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To draw a straight line at right angles to a given straight line, from a given point in the same. 
