Sides of a right triangle

In a right triangle, the sides are connected to each other. In addition to the Pythagorean theorem, which allows you to find them, in a right triangle, you can also use the functions of sine, cosine, tangent and cotangent if only one side and any angle other than a straight one are known. To calculate the sides of a right triangle, use our convenient online calculator. To calculate the unknown side, you need to enter two known sides in the corresponding fields.

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Find the side of a right triangle
knowing the other two sides

Right triangle Catheter a
Right triangle Catheter b
Triangle hypotenuse c