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Un túnel se construye de manera que el claro sea un rectángulo de ancho X largo 2X. El concreto para sostenerlo en la parte de arriba tiene un espesor de 2M y a los lados un espesor de 1M. La superficie
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Un túnel se construye de manera que el claro sea un rectángulo de ancho X largo 2X. El concreto para sostenerlo en la parte de arriba tiene un espesor de 2M y a los lados un espesor de 1M. La superficie de la sección transversal del concreto es de 62 M2

User Ani Alaverdyan
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Answer:

bfghfghhghsgssfhfgggggggggggExplanation:

hghgsrhgtgthtrh

User Kenneth Xu
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