Respuesta :

a = b = 12 cm


Pythagorean theorem

[tex]a^2+b^2=c^2\\\\ c^2=a^2+a^2\\\\ c^2=2a^2\\\\ c=\sqrt{2a^2}[/tex]

[tex]c=a\sqrt2 [/tex] formula

[tex]c=12\sqrt{2} \ (cm)[/tex] <-- Answer