Mathematics
Mathematics, 16.06.2020 22:57, azaz1819

1. Uma escada possui comprimento igual a 30m. Sabe-se que ela se encontra encostada em um muro, formando com este um ângulo de 60º. Podemos afirmar que a altura da escada, em m. é igual am:

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1. Uma escada possui comprimento igual a 30m. Sabe-se que ela se encontra encostada em um muro, form...

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