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Obtuse
In math, the word 'obtuse' usually involves an angle greater than 90°.
(It is the opposite of
acute
, which refers to an angle less than 90° )
An obtuse angle is an angle with a measure greater than 90°. See
Obtuse Angle definition
An obtuse triangle is a triangle where one of the
interior angles
is greater than 90°
See
Obtuse Triangle definition
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