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Obtuse-angled triangle
/ɒbtjˈuːsˈaŋɡəld tɹˈaɪaŋɡəl/
/əbtˈuːsˈæŋɡəld tɹˈaɪæŋɡəl/Obtuse-angled triangle
01
钝角三角形, 钝角三角
a type of triangle that has one angle greater than 90 degrees
Example
An obtuse-angled triangle has one angle larger than a right angle.
The warning sign displayed an obtuse-angled triangle to indicate a wide turn ahead.
In geometry class, we learned about the properties of obtuse-angled triangles.
