francesca-james_60ae57cfaabe5
francesca-james_60ae57cfaabe5
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1) letra B 2) a² = b² + c² ==>hipotenusa ao quadrado é igual a soma do quadrado dos catetos 14² = 6² + c² 196 = 36 + c² c² = 196 - 36 c² = 160 c = √160 c = √(2² * 2² * 2 * 5) c = 2 * 2 √(2 * 5) c= 4√10 reposta = letra E