Find x make sure you simplify your answer

Answer:
[tex]h^{2}[/tex] + [tex]6^{2}[/tex]=[tex]8^{2}[/tex]
[tex]h^{2}[/tex] + 36 = 64
[tex]h^{2}[/tex] = 64-36
[tex]h^{2}[/tex] = 28
[tex]\sqrt{28}[/tex] = 2[tex]\sqrt{7}[/tex]
h = 5.29
Step-by-step explanation: