Thanks to Fr Z for pointing out what I, a non-mathematical person, would never have thought of on my own:
3 – 3 – 9
The next Square Root Day will occur on 4 – 4 – 16
Thanks to Fr Z for pointing out what I, a non-mathematical person, would never have thought of on my own:
3 – 3 – 9
The next Square Root Day will occur on 4 – 4 – 16
Laura Lowder - One Woman's Thoughts 
Who woulda thunk!