Question

What is the value of x in simplest radical form?

Answer 1

`{x}^(2) = {13}^(2) + {84}^(2) \\ {x}^(2) = 169 + 7056 = 7225 \\ x = √(7225) = 85`

Answer 2

In this case, we will use our Pythagorean Theorem.

a = 84
b = 13
c = x


`√(84^2 + 13^2) = 85`

Thus, x = 85.