Question

Can someone help me please?

1. Refer to the triangle below. If a = 3 and b = 3,
A. Find the exact length of c in unsimplified radical form
B. Find the exact length of c in simplified radical form
C. Find c to the nearest hundredth
**I put the pic down below**

Answer 1

A X A + B X B = (?) Now what's the square route of (?) I'm sorry haven't done this in a while. I'm sorry if I'm wrong.