Respuesta :

Answer:

x=4

Step-by-step explanation:

We can modify the Pythagorean Theorem to fit our needs and solve x. We know our c and our a so to find x or b we use c^2-a^2=b^2. Lets input our knowns. 5^2-3^2=x^2. Lets start solving by squaring.

25-9=x^2

Subtract

16=x^2

Take the square root

4=x