Heron's formula

proper noun

The formula A=√(s(s-a)(s-b)(s-c)), where a, b, and c are the sidelengths of a triangle, s is its semiperimeter, and A is its area.

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Meanings

proper noun

alternative Hero's formula

  1. The formula A=√(s(s-a)(s-b)(s-c)), where a, b, and c are the sidelengths of a triangle, s is its semiperimeter, and A is its area.

Origin

Named after Hero of Alexandria.

Full word history & related roots →
Cite this entry
APA

Heron's formula. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Heron's%20formula

MLA

“Heron's formula.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Heron's%20formula. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Heron's formula,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Heron's%20formula.

Source: Heron's formula on Wiktionary, CC BY-SA 4.0.