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O triangulo retângulo ABC é isósceles, e a área do quadrado BCDE é 128 cm². Qual é a medida do lado AB?
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O triangulo retângulo ABC é isósceles, e a área do quadrado BCDE é 128 cm². Qual é a medida do lado AB?
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Jan 16, 2020
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O triangulo retângulo ABC é isósceles, e a área do quadrado BCDE é 128 cm². Qual é a medida do lado AB?
Mathematics
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Mehdi Ibrahim
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áreaBCDE = 128 cm² => BC = 8√2 cm
BC = AB√2 =>
8√2 = AB√2 =>
AB = 8 cm
Maximilian Krause
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Jan 22, 2020
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Maximilian Krause
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