| Robert Potts - 1876 - 446 pagina’s
...greater than AB. Therefore any two sides, &c. QED PROPOSITION XXL THEOREM. If from the ends of a tide of a triangle, there be drawn two straight lines to...triangle ; these shall be less than the other two tides of the triangle, but shall contain a greater angle. Let ABC be a triangle, and from the points... | |
| Richard Wormell - 1876 - 268 pagina’s
...Any two angles of a triangle are together less than two right angles. .. . If from the ends of one side of a triangle, there be drawn two straight lines to , a point within the triangle, these two lines shall be less than the other sides of the triangle, but shall contain a greater angle. .... | |
| Euclides, James Hamblin Smith - 1876 - 376 pagina’s
...joining the vertex and the point of bisection, s. E. 3 PROPOSITION XXI. THEOREM. If, from the ends of the side of a triangle, there be drawn two straight lines to a point within the triangle ; these will be together less than the other sides of the triangle, but mil. contain a greater angle. Let ABC... | |
| Edward Atkins - 1876 - 130 pagina’s
...of a triangle there be drawn lico straight lines to a point within the tnangle, these shall be lass than the. other two sides of the triangle, but shall contain a greater angle. Let ABC be a triangle, and from the points B, C, the ends cf the side BC, let the two straight lines... | |
| Euclides - 1877 - 58 pagina’s
...angle. ri PROPOSITION XXI. THEOREM. // from the ends of a side of a triangle two straight lines be drawn to a point within the triangle, these shall be less...sides of the triangle, but shall contain a greater ang'e. Let ABC be a triangle, and from B and C let straight Hues BD, CD be drawn to D a point within... | |
| Edward Atkins - 1877 - 72 pagina’s
...Theorem. Jf from tJie ends of the side of a triangle tliere be drawn ttco straight lines to a point wtthin the triangle, these shall be less than the other two...the tria-ngle, but shall contain a greater angle. Let ABC be a triangle, and from the points B, C, the ends of the side BC, let the two straight lines... | |
| James Maurice Wilson - 1878 - 450 pagina’s
...the third side. THEOREM 13. If from the ends of the side of a triangle two straight lines be drawn to a point within the triangle, these shall be less...of the triangle, but shall contain a greater angle. Part. En. Let ACB be a triangle, and from the ends of the side AB let two straight lines AP, BP be... | |
| 1878 - 228 pagina’s
...cent GEOMETRY. AS BUTLER, Esq. Tuesday, 22nd June 1880. 10 AM to 1 PM 1. If from the ends of the sides of a triangle there be drawn two straight lines to a point within it, these shall be together less than the other two sides of the triangle, but shall contain a greater... | |
| Moffatt and Paige - 1879 - 428 pagina’s
...CA are greater than A B. Therefore any two sides of a triangle, etc. QED Proposition XXI. Theorem. If from the ends of a side of a triangle there be...of the triangle, but shall contain a greater angle. Let ABC be a triangle, and from the points B, C, the ends of the side BC, let the ,,two straight lines... | |
| Euclides - 1879 - 146 pagina’s
...can be formed so that the third side shall contain a whole number of feet ? PROPOSITION XXI. THEOREM. If from the ends of a side of a triangle, there be...of the triangle, but shall contain a greater angle. Let ABC be A, and from the pts. B, C, the ends of the side BC, let the two st. lines BD, CD be drawn... | |
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