T
H
E

E
L
E
M
E
N
T
S
Book VI   Proposition 22
But also, by hypothesis,
    as KAB is to LCD,
    so is MF to NH;
therefore also,
    as MF is to SR,
    so is MF to NH. [V.11]

Therefore
    MF has the same ratio to each of the figures NH, SR;
therefore
    NH is equal to SR. [V.9]
Previous Page    Return to Propositions    Next Page