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direction angle
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noun Mathematics.
an angle made by a given vector and a coordinate axis.
QUIZ
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Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
Compare direction cosine.
Origin of direction angle
First recorded in 1930–35
Words nearby direction angle
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022