+A **right triangle** is a [triangle](/wiki/triangle) distinguished by one [angle](/wiki/angle) measuring exactly 90 degrees. This "right angle" makes it a cornerstone of [geometry](/wiki/geometry) and [trigonometry](/wiki/trigonometry), where the sides are famously linked by the [Pythagorean theorem](/wiki/pythagorean_theorem).
+## See also
+- [Hypotenuse](/wiki/hypotenuse)
+- [Leg](/wiki/leg)
+- [Acute angle](/wiki/acute_angle)
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