Respuesta :

Using the Pythagorean theorem, you use the formula a squared equals to c squared minus b squared (where c is the hypotenuse or the longest side)
So we do the square root of 38^2-32^2 which is 20.5

Answer: I think the answer is 20.5.

Step-by-step explanation:

a^2+32^2=38^2

38^2-32^2=420

The square square root of 420 (rounded) is 20.5