Right triangle calculator

Easy to use calculator to solve right triangle problems. Here you can enter two known sides or angles and calculate unknown side ,angle or area. Step-by-step explanations are provided for each calculation.

Right Triangle Calculator

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Enter known values:
leg a	=
leg b	=
hypotenuse c	=
angle α	=
angle β	=

Select value to find:

leg a

leg b

hypotenuse c

angle α

angle β

area A

Show me an explanation

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examples

example 1:

Find the hypotenuse of a right triangle in which the length of the legs are $18 cm$ and $ \frac{13}{2} cm$.

example 2:

Find the angle $\alpha$ of a right triangle if hypotenuse $c = 8 cm$ and leg $a = 4cm$.

example 3:

Find the hypotenuse $c$ if $\alpha = 50^{\circ} $ and leg $ a = 8 $.

example 4:

Find the area of a right triangle in which $\beta = 30^{\circ}$ and $b = \frac{5}{4} cm$

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