Euclid:Proposition/X/67
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Proposition
In the words of Euclid:
- A straight line commensurable in length with a bimedial straight line is itself also bimedial and the same in order.
(The Elements: Book $\text{X}$: Proposition $67$)
Sources
- 1926: Sir Thomas L. Heath: Euclid: The Thirteen Books of The Elements: Volume 3 (2nd ed.) ... (previous) ... (next): Book $\text{X}$. Propositions