obtuse angle


noun

an angle greater than 90° but less than 180°.

QUIZZES

CHALLENGE YOURSELF WITH THIS MIDDLE SCHOOL PART OF SPEECH QUIZ!

How well do you know your adjectives from your adverbs? Your preposition from your pronouns? Your interjections from your conjunctions? Let’s put your knowledge of parts of speech to the text! Note: Many of the following questions will ask you to identify the parts of speech “in order.” That means the first word in all capital letters will correspond to the first option in an answer, and so on.
Question 1 of 10
In order, what parts of speech are the words in all capital letters? Alisa was VERY tired, SO she decided to go to bed.

Origin of obtuse angle

First recorded in 1560–70

OTHER WORDS FROM obtuse angle

ob·tuse-an·gled, ob·tuse-an·gu·lar [uh b-toos-ang-gyuh-ler, -tyoos] /əbˈtusˈæŋ gyə lər, -ˈtyus/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Scientific definitions for obtuse angle

obtuse angle
[ ŏb-tōōs ]

An angle whose measure is between 90° and 180°. Compare acute angle.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for obtuse angle

obtuse angle

An angle that measures more than 90 degrees but less than 180 degrees. (Compare acute angle and right angle.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.