Mathematics, 25.03.2021 22:20 hardwick744

Bernardo needs to find the dimensions of his king-size mattress set so he can build a new bed frame. He knows the area of the bottom of the mattress set is 42 square feet and its length is 7 feet. Which other measurement does he need to know in order to build the bed frame? the perimeter of the mattress
the volume of the mattress
the width of the mattress
the area of the side of the mattress

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Bernardo needs to find the dimensions of his king-size mattress set so he can build a new bed frame....