Euclid:Proposition/XI/7
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Proposition
In the words of Euclid:
- If two straight lines be parallel and points be taken at random on each of them, the straight line joining the points is in the same plane with the parallel straight lines.
(The Elements: Book $\text{XI}$: Proposition $7$)
Sources
- 1926: Sir Thomas L. Heath: Euclid: The Thirteen Books of The Elements: Volume 3 (2nd ed.) ... (previous) ... (next): Book $\text{XI}$. Propositions