Mathematics, 05.12.2019 08:31 itsyogirl12

Mandy knows that a 5 meter long metal bar has a mass of 40 kg. mandy wants to figure out the mass (w) of a bar made out of the same metal that is 3 meters king and the same thickness.

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Mandy knows that a 5 meter long metal bar has a mass of 40 kg. mandy wants to figure out the mass (w...