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An acute angle is any angle which has a measure of less than <math>90^o</math>. The opposite of an acute angle is an [[Obtuse Angle|obtuse angle]].
An acute angle is any angle which has a measure of less than <math>90^o</math>. The opposite of an acute angle is an [[Obtuse Angle|obtuse angle]].
[[Image:20070418075417%21AcuteObtuseAngles.png]]
[[Image:AcuteObtuseAngles.png]]
[[Category:Geometry]]
[[Category:Geometry]]