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Obtuse triangle
01
鈍角三角形
a triangle in which one of the interior angles is greater than 90 degrees
例
The triangle ABC is an obtuse triangle because angle B is 120 degrees.
The height of an obtuse triangle can be drawn outside the triangle when dropping a perpendicular from a vertex.
When drawing an obtuse triangle, ensure one angle is larger than 90 degrees while the other two are less.
In an obtuse triangle, one angle measures more than 90 degrees.
The properties of an obtuse triangle make it distinct in various geometric applications.
