Question

Top side is 6 just couldn’t fit in picture

Answer 1

Answer: $6$

Step-by-step explanation:

Use the pythagorean theorem to find z first.

$c^2=a^2+b^2\\c=\sqrt{a^2+b^2}$

a = 12

b = 6

c = z

$c=\sqrt{(12)^2+(6)^2}\\ c=\sqrt{144+36}\\ c=\sqrt{180} \\c=13.4$

z is greater than a and b