Respuesta :

A^2 + B^2 =C^2
15^2 + 8^2 =C^2
225+64= C^2
289= C^2

Then take the square root of both
C=17km

Answer:

7km

Step-by-step explanation:

[tex] {15}^{2} + {8}^{2} = {c}^{2} \\ 225 + 64 = 289 \\ {c}^{2} = 289 \\ c = \sqrt{289 } \\ c = 17km[/tex]