Question

What is the measure of z?
X
4
y
Z
Z
9
= [?]√

Answer 1

z =
`3√(13)`

Explanation:

To find the measure of z we can use the Euclidian Theorem:

`z^(2)` = 9(9+4) do the multiplication

`z^(2)` = 117 find the root of both sides

z =
`3√(13)`