| Euclid, John Playfair - Euclid's Elements - 1846 - 334 pages
...greater than CA, and BC, CA greater than AB. SCHOLIUM. E PROP. XXI. THEOR. 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 two sides of the triangle, but shall contain a greater angle.... | |
| Euclides - 1847 - 128 pages
...from two gn. pts. c, D, &c. — QEF PROP. XXI. THEOR. GEN. ENUN. — If, from the ends of one aide **of a triangle, there be drawn two straight lines to...of the triangle, but shall contain a greater angle.** PART. ENUN. — Let ABC be a A. From B, c, the extremities of the side BC, draw the st. lines BD, CD,... | |
| Euclides - 1848 - 52 pages
...sides of a triangle are together greater than the third side. PROP. XXI. THEOREM. If from the ends of a **side of a triangle, there be drawn two straight lines...of the triangle, but shall contain a greater angle.** PROP. XXII. PROBLEM. To make a triangle of which the sides shall be equal to three given straight lines,... | |
| Euclid, Thomas Tate - 1849 - 120 pages
...greater than CA, and BC, CA greater than AB. Therefore any two sides, &c. QED PROP. XXI. THEOR. If, **from the ends of the side of a triangle, there be...two straight lines BD, CD be drawn from B, c, the** ends of the side BC of the triangle ABC, to the point D within it; BD and DC are less than the other... | |
| John Playfair - Euclid's Elements - 1849 - 332 pages
...triangle, these two lines shall be less than the other two sides of the triangle, but shall contajf **a greater angle. Let the two straight lines BD, CD be drawn from B, C, the** ends of the side BC of the triangle ABC, to the point D within it; BD and DC are less than the other... | |
| 1851 - 268 pages
...EUCLID. SECTION I; 1. If from the ends of the sides of a riangle there be drawn a straight line aa **point within the triangle, these shall be less than...of the triangle, but shall contain a greater angle.** 2. In any right angled triangle the square which is described on the side sub-tending the right angle... | |
| London univ - 1852 - 358 pages
...a given straight line of unlimited length, from a given point without it. 5. If from the ends of a **side of a triangle, there be drawn two straight lines...of the triangle, but shall contain a greater angle.** 6. The straight lines which join the extremities of two equal and parallel straight lines towards the... | |
| Education - 1852 - 512 pages
...EUCLID. SECTION I.— 1. If from the ends of the sides of a triangle there be drawn a straight line **to a point within the triangle, these shall be less...of the triangle, but shall contain a greater angle.** 2. In any right-angled triangle, the square which is described on the side subtending the right angle... | |
| Euclides - 1852 - 152 pages
...greater than AB. Therefore any two sides, &c. Q, ED D 4 iii 1. v. 1. xix. 1. BOOK L PROP. XXL THEOR. If **from the ends of the side of a triangle there be drawn** tiro straight lines to a point within the triangle, these shall be less than the other tico sides of... | |
| Euclides - 1853 - 146 pages
...than CA; and BC, CA, are greater than AB. Therefore any two sides, &c. QED PROP. XXI. — THEOKEM. If **from, the ends of the side of a triangle, there be...two straight lines BD, CD, be drawn from B, C, the** ends of the side BC of the triangle ABC, to the point D within it ; BD and DC are less than the other... | |
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