plane geometry

noun

Definition of plane geometry

: a branch of elementary geometry that deals with plane figures

Examples of plane geometry in a Sentence

Recent Examples on the Web

All this talk of plane geometry is hard to visualize, so L’Engle’s 1962 novel comes complete with a diagram. — refinery29.com, "A Wrinkle In Time," 7 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'plane geometry.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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The first known use of plane geometry was in 1747

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