Respuesta :

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Answer:

a = 8.2 cm, b = 37.5 cm

Step-by-step explanation:

80/500 = (a/20.5)²

a²/420.25 = 80/500

a² = (80 * 420.25)/500 = 67.24

a = 8.2 cm

80/500 = (15/b)²

225/b²=80/500

b² = (225 * 500)/80 = 1406.25

b = 37.5 cm