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Luismiguel
Answers (1)
You have: lxWxh= volume of a square prism So... 1.75ft X 5ft X 7ft= 61.25 +17.5( what the kid is missing) 78.75(sum)=(1.75ft)l x W 45=l x W Proportions: 7ft/35ft=x/45ft= l = 9ft Then do the same for the width and you get that the final answer is C. 9ft x
