 | Anthony Nesbit - 1859 - 494 pagina’s
...triangle ABC is to the triangle ADE, as the square of BC to the square of DE. That is, similar triangles are to one another in the duplicate , ratio of their homologous sides. (Euc. B VI. 19. Simp. IV. 24. Em. II. 18.) THEOREM XIV. In any triangle the double of the square of... | |
 | Thomas Lund - 1859 - 390 pagina’s
...tt/ DX * Sometimes called 'homologous sides'. 'f- Euclid's enunciation of this is: 'Similar triangles are to one another in the duplicate ratio of their homologous sides'. X zB=z&, zC=zc; then AB, ab being any two corresponding, or homologous, sides, the triangle ABC shall... | |
 | Euclides - 1860 - 288 pagina’s
...AB has to the homologous side FG. COR. 1. — In like manner it may be proved that similar foursided figures, or of any number of sides, are one to another...duplicate ratio of their homologous sides. COR. 2. — If to AB, FG, two of the homologous sides, a third proportional M be taken, AB has (V. Def. 18)... | |
 | Eucleides - 1860 - 396 pagina’s
...another in the duplicate ratio of their homologous sides, as has already been proved in the case of triangles. Therefore, universally, similar rectilineal...in the duplicate ratio of their homologous sides. COROLLARY 2. And if to AB, FG, two of the homologous sides, a third proportional M be taken, AB has... | |
 | Robert Potts - 1860 - 380 pagina’s
...duplicate ratio of their homologous sides : and it has already been proved in triangles : (vI. 19.) therefore, universally, similar rectilineal figures...in the duplicate ratio of their homologous sides. CoB. 2. And if to AB, FG, two of the homologous sides, a third proportional M be taken, (vI. 11.) AB... | |
 | EDUCATION SOCIETY'S PRESS, CULLA - 1860 - 612 pagina’s
...The sides about the equal angles of equiangular triangles are proportionals. 12. Similar triangles are to one another in the duplicate ratio of their homologous sides. LOGIC. I.—LOWER STANDARD. What ii the use of words ? Explain First and Second Intention. 2. Give... | |
 | War office - 1861 - 714 pagina’s
...semicircle is greater than a right angle. 10 DIRECT COMMISSIONS. VOLUNTAKY PORTION. 1. Similar triangles are to one another in the duplicate ratio of their homologous sides. 2. Describe a rectilineal figure which shall be similar to one given rectilineal figure and equal to... | |
 | Euclides - 1861 - 464 pagina’s
...Maps, and Geometrical Drawings of every kind. PROP. 19. — THEOR. (Very important.) Similar triangles are to one another in the duplicate ratio of their homologous sides ; ie, as the squares of their like sides. CON. 11, VI. DEM. Def. 12, V.— 16, V. If four Ms of of... | |
 | Euclides - 1863 - 122 pagina’s
...rectilineal figure of six sides; and so on. QEF PEop. XIX. (THEOHEM.)—Similar triangles (ABC, DEF) are to one another in the duplicate ratio of their homologous sides. Let the angle ABC be equal to the angle DEF, and let AB be to BC as DE to EF, so that the side BC is... | |
 | 1863 - 406 pagina’s
...the triangle ABC. I should mention 2 to draw ox parallel to BG. Now we know that similar triangles are to one another in the duplicate ratio of their homologous sides . • . BGC : oxC::BGa : ox', or 47.04 : 42::11.2" : 112 the square root of which is 10.583+=ox, or... | |
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... rectilineal figures are to one another in the duplicate ratio of their homologous sides. 
