c
72 ft
54 ft
What is the length of the hypotenuse?
C =
feet

Answer:
90 ft
This is because if you follow the Pythagorean Theorem
[tex]a^2 + b^2 =c^2[/tex]
[tex]54^2 + 72^2 = c^2[/tex]
[tex]8100 = c^2[/tex]
[tex]\sqrt{8100}=\sqrt{c^2}[/tex]
[tex]c = 90[/tex]