Respuesta :

c is the hypotenuse of that right triangle.  It is found using Pythagorean's Theorem.  [tex]c^2=6^2+8^2[/tex]  which is to say that  [tex]c^2=36+64[/tex]  and  [tex]c^2=100[/tex].  Taking the square root of both sides gives us that c = 10.