Euclid's
Elements
 Book 1: The 48 Propositions
| 22 |
Out of
three straight lines, which are equal to three given straight lines, to
construct a triangle: thus it is necessary that two of the straight lines taken
together in any manner should be greater than the remaining one.
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| Let the
three given straight lines be A, B, C, and of these let two taken together in
any manner be greater than the remaining one. |
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