Verified Answer :

scale of the model = 3.5 / 10.5 = 1/3
so the length of the model = 1/3   12 = 5 feet

Area of the scale model = 4 3.5 = 14 sq ft

drewdudelston

if 3.5 is one third of 10.5 than one third of 12 must be four. 3.5 times 4 is
14

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