Euclid:Proposition/X/23/Porism

Proposition

In the words of Euclid:

From this it is manifest that an area commensurable with a medial area is medial.

(The Elements: Book $\text{X}$: Proposition $23$ : Porism)

Sources

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