+An **acute angle** is a fundamental geometric concept, defined as an [Angle](/wiki/angle) measuring less than 90 degrees. It appears sharper than a [Right Angle](/wiki/right_angle), pointing inwards to a precise vertex.
+## See also
+- [Angle](/wiki/angle)
+- [Right Angle](/wiki/right_angle)
+- [Obtuse Angle](/wiki/obtuse_angle)
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