Respuesta :

justicehall2002

The pythagorean theorem says a² + b² = c² so substitute the values in. x² + 3² = 5²

x² + 9 = 25; subtract 9 from both sides

x² = 16; square root each side

x = 4

(Also 3, 4, 5 is a pythagorean triple)

Otras preguntas