◀ ▲ ▶Branches / Geometry / Elements-euclid / Book--6-similar-figures / Definition: 6.01: Similar Rectilinear Figures

Definition: 6.01: Similar Rectilinear Figures

Similar rectilinear figures are those (which) have (their) angles separately equal and the (corresponding) sides about the equal angles proportional.

Modern Formulation

See definition of similarity.

Mentioned in:

Corollaries: 1 2
Proofs: 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Propositions: 29 30 31 32 33 34 35 36 37 38 39 40 41 42

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References

Adapted from (subject to copyright, with kind permission)

1. Fitzpatrick, Richard: Euclid's "Elements of Geometry"

Adapted from CC BY-SA 3.0 Sources:

1. Prime.mover and others: "Pr∞fWiki", https://proofwiki.org/wiki/Main_Page, 2016