 | Robert Simson - 1781 - 534 σελίδες
...and is equal b to it. therefore if two triangles, &c. Q^ED b. •. As, PROP. IX. PRO B. HP O bifecr. a given rectilineal angle, that is, to divide it into two equal angles. Let BAC be the given rectilineal angle, it is required to bifect it. Take any point D in AB, and from... | |
 | Euclid - 1781 - 552 σελίδες
...equal b to it. There. b. 8< Alt' lore if two triangles, &c. Q.. E. D'. PRO P. IX. PRO B. TO bifect a given rectilineal angle, that is, to divide it into two equal angles. Let BAC be the given rect lineal angle, it is required to bikcl it. Take any point D in AB, and from... | |
 | Alexander Ingram - 1799 - 374 σελίδες
...angle EDF, and is equal b to it. Therefore, if two triangles, &c. b 8. ArQED PROP. IX. PROB. 0 bifect a given rectilineal angle, that is, to divide it into two equal angles. Let BAC be the given rectilineal angle, it is required to bifeft it. C a Take *• 3- ib ii a ii b... | |
 | John Bonnycastle - 1803 - 470 σελίδες
...coincide, and the angle DEF be equal to the angle ABC, as was to be fhewn. PROP. IX. PROBLEM. To bifetSl a given rectilineal angle, that is, to divide it into two equal parts. Let BAC be the given reftilineal angle; it is required to divide it into two equal parts. Take... | |
 | John Playfair - 1806 - 320 σελίδες
...with the angle EDF, and is equalb to b8- Axit. Therefore, if two triangles, &c. QED PROP. IX. PROB. TO bisect a given rectilineal angle, that is, to divide it into two equal angles. Let BAG be the given rectilineal angle ; it is required to bisect it. Take any point D in AB, and from... | |
 | Robert Simson - 1806 - 546 σελίδες
...the angle EDF, and is equal b to it. Therefore, if two triangles, b 8. Ax. &c. QED PROP. IX. PROD. TO bisect a given rectilineal angle, that is, to divide it into two equal angles. Let BAC be the given rectilineal angle ; it is required to bisect it. Take any point D in AB, and from... | |
 | John Mason Good - 1813 - 714 σελίδες
...shall be equal to the angle contained by the two sides equal to them, of the other. Prop. IX. Prob. To bisect a given rectilineal angle, that is, to divide it into two equal angles. Prop. X. Prob. To bisect a given finite straight line, that is, to divide it into two equal part«.... | |
 | Euclides - 1816 - 588 σελίδες
...the angle EDF, and is equalb to it. Therefore if two triangles, &c. 8 A t. QED PROP. IX. PROB. . ' * To bisect a given rectilineal angle, that is, to divide it into two equal angles. Let BAC be the given rectilineal angle, it is required to bisect it. Take any point D in AB, and from... | |
 | John Playfair - 1819 - 350 σελίδες
...with the angle EDF, and is equal (8. Ax.) to it. Therefore if two triangles, &c. Q, ED PROP. IX. PROB. To bisect a given rectilineal angle, that is, to divide it into too equal angles. , Let BAC be the given rectilineal angle, it is required to bisect it. Take any point... | |
 | Euclid - 1826 - 234 σελίδες
...Whence it was only necessary to demonstrate this, and assume the rest as consequents. PROPOSITION IX. PROBLEM. To bisect a given rectilineal angle, that is, to divide it into two equal parts. Let BAC be the given rectilineal angle ; it is required to bisect it. Take any point D in the... | |
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Let BAC be the given rectilineal angle, it is required to bisect it. Take any point D in AB, and from AC cut (i. 
