The Pythagorean Theorem

In any right triangle, the sum of the squares of the lengths of the legs is equal to the square of the length of the hypotenuse.

c² = a² + b²

a,b
a,c
b,c

Click on one of the three radio buttons to choose the known variables of the triangle.Insert the cursor in the input fields to enter numbers for the lengths of the sides of the triangle.

Click Reset to display the first step of the solution.

Click Next Problem to display the next step of the solution.

Click Next Problem to clear the solution and input fields.