Question

does anyone know how to do this ?

Answer 1

Basically u have to see what replaces “X” I’m currently learning this myself so I can’t tell u much but I know u have to do inverse! So if it’s addition u have to do subtraction basically the Opposite

Answer 2

Answer:

x = 64

You have to apply the Pythagorean theorem many times. For further explanation see the photo attached...