Art of Problem Solving

Right angle: Difference between revisions

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* [[Geometry]]
* [[Geometry]]
* [[Right triangle]]
* [[Right triangle]]
* [[Acute angle]]
* [[Angle]]
* [[Obtuse angle]]
** [[Acute angle]]
* [[Straight angle]]
** [[Obtuse angle]]
** [[Straight angle]]


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Revision as of 19:41, 31 October 2006

A right angle is the angle formed by two perpendicular lines. The measure of every right angle is 90 degrees or $\frac \pi 2$ radians.

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