what is this answer to this

Answer:
i belive the answer is 36
Step-by-step explanation:
[tex]12^{2} + 5^{2} = c^{2} \\144 + 25 = c^{2} \\169 = c^{2} \\c = \sqrt{169} \\c = 13 \\[/tex]
and the its the same fot yhe otherside. and the bottom is just ten so just add it all together and you get 36. i hope this helps