Sum of angles of triangle = 180o: minimum size of obtuse angle is greater than 90o; It is not possible to have two angles of a triangle which total more than 180o.
Chat with our AI personalities
obtuse triangle
A triangle containing an obtuse angle is an obtuse triangle.
If one angle is a right angle, it is a right triangle. If one angle is an obtuse angle, it is an obtuse triangle. If there are no right nor obtuse angle then it is an acute triangle.
an Obtuse triangle
Some have one obtuse interior angle, others have none. A triangle can have no more than one obtuse angle.