obtuse
1
5.4
- adjective
- /əbˈtus/
- Specialized
:
obtuso
- An obtuse angle is larger than 90 degrees but smaller than 180 degrees.
- obtuse angle
- obtuse triangle
Ashley, do you think it's possible for a triangle to have more than one obtuse angle?
- Ashley, do you think it's possible for a triangle to have more than one obtuse angle?
- We read that he was swallowed up by an angle of masonry, masonry which shouldn't have been there, an angle which was acute but behaved as if it was obtuse.
Examples
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You have on the top, those obtuse triangles.
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Why is the obtuse triangle...
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I stared at the triangle; to my eyes, it appeared not acute, but obtuse.
Fiction book (1991) -
In real-life scenarios, students will need to be able to measure and calculate shapes containing a variety of obtuse and acute angles.
Academic text (2015) -
Likewise, triangles were classified generally as acute-angled triangles, right-angled triangles, and obtuse-angled triangles.
Blog text (29) -
In geometry class, we learned that an obtuse triangle has one angle measuring more than 90 degrees.
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The architect designed the building with several obtuse angles for a unique appearance.
Antonyms
Compounds
How Wide
Surface Forms
Etymology
The word obtuse comes from the old Latin word obtusus, meaning 'blunt'. So an obtuse angle is a wide, 'not sharp' angle (greater than 90 degrees) rather than a narrow acute angle.