Euclid:Proposition/XI/14

Proposition

In the words of Euclid:

Planes to which the same straight line is at right angles will be parallel.

(The Elements: Book $\text{XI}$: Proposition $14$)

Sources

• 1926: Sir Thomas L. Heath: Euclid: The Thirteen Books of The Elements: Volume 3 (2nd ed.) ... (previous) ... (next): Book $\text{XI}$. Propositions