| University of Oxford - Universities and colleges - 1913 - 386 pages
...polygon are produced in order, the sum of the angles so formed is equal to four right angles. If two **triangles have two sides of the one equal to two sides of the other, each to each, and** also the angles contained by those sides equal, the triangles are congruent. If two triangles have... | |
| Georg Wilhelm Friedrich Hegel - Philosophy of nature - 2002 - 400 pages
...ebenfo gut jwet, oB jur 3ģei'228, 16 This is a reference to Euclid's 'Elements' bk. I prop. 4, 'If two **triangles have two sides of the one equal to two sides...angles contained by those sides equal to one another,** they shall also have their bases or third sides equal; and the two triangles shall be equal; and their... | |
| Lewis Carroll, Charles Lutwidge Dodgson - Mathematics - 2004 - 336 pages
...Corollary ever yet propounded in a geometrical treatise. Turn to pages 30 and 31. Th. 20. ' If two **triangles have two sides of the one equal to two sides of the** other, and the angle opposite that which is not the less of the two sides of the one equal to the corresponding... | |
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