Respuesta :

Use the Pythagorean theorem. A^2+b^2=c^2. Use the numbers in the triangle. 18^2+80^2=c^2. Simplify to get 324+6400=c^2. Simplify. 6724=C^2. Sqaure root each side to get 82=C. So the answer is F because it’s the most simplified. I hope this helps!

Answer:82

Step-by-step explanation: