Geometry
Right Triangle Calculator
Lets users solve and check right triangle instantly with formula, steps and examples — no manual math.
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Your result
Hypotenuse
5 units
Hypotenuse = √(a²+b²) = 5.000; area = ½ab = 6.00.
Area
6 sq units
Angle opposite a
36.8699 °
Angle opposite b
53.1301 °
About this calculator
For a right triangle with legs a and b: hypotenuse c = √(a²+b²) (Pythagoras), area = ½ab, and the acute angles from arctangent of the leg ratios.
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