◀ ▲ ▶Branches / Geometry / Elements-euclid / Book--1-plane-geometry / Definition: Diagonal

Definition: Diagonal

The segment joining either pair of opposite angles of a square, rectangle, rhombus, rhomboid , or trapezium is called a diagonal.

Mentioned in:

Propositions: 1 2
Topics: 3

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References

Adapted from CC BY-SA 3.0 Sources:

1. Callahan, Daniel: "Euclid’s 'Elements' Redux" 2014

Adapted from (Public Domain)

1. Casey, John: "The First Six Books of the Elements of Euclid"