Respuesta :

Answer:

N = 55

Step-by-step explanation:

c = 73

b = 48

[tex]a^2 = c^2-b^2[/tex]

[tex]a^2 = (73)^2-(48)^2[/tex]

[tex]a^2 = 3025[/tex]

Square root [tex]a^2[/tex] to get N

N = [tex]\sqrt{3025} = 55[/tex]