: a branch of elementary geometry that deals with plane figures
Example Sentences
Recent Examples on the WebAll this talk of plane geometry is hard to visualize, so L’Engle’s 1962 novel comes complete with a diagram.—refinery29.com, 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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