plane trigonometry

noun

Definition of plane trigonometry

: a branch of trigonometry that deals with plane triangles

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History and Etymology for plane trigonometry

plane entry 5

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Cite this Entry

“Plane trigonometry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plane%20trigonometry. Accessed 18 Sep. 2021.

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