Respuesta :

a² + b² = c²

c² = 21² + 20²

c² = 841

c = √841

c = 29

Answer: Hypotenuse = 29 units

a² + b² = c²

c² = 21² + 20²

c² = 841

c = √841

c = 29

Answer: Hypotenuse = 29 units