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Obtuse
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Types of
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Acute
Angle
What Are
Angles
Reflex
Angle
Angles
in Math
Obtuse
versus Acute Angles
Angles
in Geometry
Obtuse
Definition
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Obtuse Angle
Obtuse Angle
Measurement
Acute Obtuse
and Right Angles
Obtuse
Angled Triangle
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5:32
Khan Academy
Sal Khan
Acute, right, & obtuse angles
Acute angles measure less than 90 degrees. Right angles measure 90 degrees. Obtuse angles measure more than 90 degrees. Learn about angles types and see examples of each.
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