Respuesta :

ProfessorAlvarez

[tex]\text{Use the Pythagorean theorem:}\\\\a^2+b^2=c^2\\\\\text{Plug in and solve:}\\\\7^2+14^2=c^2\\\\49+196=c^2\\\\245=c^2\\\\\text{Square root both sides to cancel out the exponent}\\\\\sqrt{245}=\sqrt{c^2}\\\\\boxed{7\sqrt{5}=c}\\\\[/tex]