amelia-robinson_60ba8e10c1a93
amelia-robinson_60ba8e10c1a93
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12² = l² + l² 144 = 2l² 72 = l² l = √72 8² = l² + l² 64 = 2l² 32 = l² l = √32 √32 + √72 = lado do quadrado. Área: (√32 + √72 )² = 32 + 2.√32.√72 + 72 = 104 + 2.√2304 = 104 + 2.48 = 104 + 96 = 200 cm². Mior resposta?