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He volume of a rectangular prism is 2058 cubic cm The length of the prism is 3 times the width The height is twice the width Find the height of the prism?
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Let the width be w cm Length = 3w cm Height = 2wcm therefore w x 3w x 2w = 2058 cubic cm 6(w-cubed) = 2058 w-cubed = 2058/6 = 343 w = cube root of 343 = 7 cm