Respuesta :

nprocks958

Answer:

20

Step-by-step explanation:

(You could also use 3-4-5 method, 15, 20 , 25)

[tex]15^{2} +x^{2} =25^{2}\\225+x^{2}=625\\-225 -225\\x^{2}=\sqrt{400}\\x = 20\\Length = 20 \\\\\\[/tex]

JimboCade
the length is 20
hope this helps!!