Find the missing side of each triangle. leave your answer in simplest radical form.

6sqrt2
Use the Pythagorean Theorem to answer this question. Plug in “6” for “a” and “b” (since the value “6” occurs twice). The equation looks like this:
a^2+b^2=c^2
6^2+6^2=c^2
36+36=c^2
72=c^2
sqrt72=c
6sqrt2=c

The correct answer is -20y