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obtuse triangle
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noun Geometry.
a triangle with one obtuse angle.
QUIZ
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Question 1 of 9
Which of the following nouns has an irregular plural form?
Words nearby obtuse triangle
obturator hernia, obturator nerve, obturator vein, obtuse, obtuse angle, obtuse triangle, obtusion, Obuda, OBulg., obumbrant, obumbrate
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022