Euclid:Proposition/VI/5
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Proposition
In the words of Euclid:
- If two triangles have their sides proportional, the triangles will be equiangular and will have those angles equal which the corresponding sides subtend.
(The Elements: Book $\text{VI}$: Proposition $5$)
Sources
- 1926: Sir Thomas L. Heath: Euclid: The Thirteen Books of The Elements: Volume 2 (2nd ed.) ... (previous) ... (next): Book $\text{VI}$. Propositions