alternate angles

noun

the internal angles made by two (parallel) lines with a third, on opposite sides of it.

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Meanings

nounalternate angles pl (plural only)
  1. pluralplural onlygeometrythe internal angles made by two (parallel) lines with a third, on opposite sides of it.
  2. the internal angles made by two (parallel) lines with a third, on opposite sides of it. If the parallels AB, CD, are cut by the line EF, intersecting at points G and H, then the angles AGH, GHD, are called alternate angles (as also are the angles BGH and GHC).
    1. pluralplural onlygeometryIf the parallels AB, CD, are cut by the line EF, intersecting at points G and H, then the angles AGH, GHD, are called alternate angles (as also are the angles BGH and GHC).

Translations

German Wechselwinkel
  • WechselwinkelTranslations
Malay sudut selang-seli
  • sudut selang-seliTranslations
Māori koki tauwhiti
  • koki tauwhitiTranslations
Vietnamese góc so le
  • góc so leTranslations
Cite this entry
APA

alternate angles. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/alternate%20angles

MLA

“alternate angles.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/alternate%20angles. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “alternate angles,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/alternate%20angles.

Source: alternate angles on Wiktionary, CC BY-SA 4.0.