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Alex73 [517]
3 years ago
11

O triangulo retângulo ABC é isósceles, e a área do quadrado BCDE é 128 cm². Qual é a medida do lado AB?

Mathematics
1 answer:
adell [148]3 years ago
8 0

áreaBCDE = 128 cm² => BC = 8√2 cm

BC = AB√2 =>

8√2 = AB√2 =>

AB = 8 cm

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