Find the length of the third side. If necessary, write in simplest radical form.
10
7

Answer:
[tex]\sqrt{51}[/tex]
Step-by-step explanation:
10²-7² (C squared minus B squared equals A squared) (basically Pythagorean theorem but reversed)
100-49= 51 (square the numbers and subtract)
[tex]\sqrt{51}[/tex]