Question

the shaded rectangle shown below is a scale drawing of a rectangle whose area is 288 scale feet. what is the scale factor of the drawing?

Answer 1

$Area\ of\ rectangle:\ 288\ ft^2\\Area\ of\ shaded\ rectangle:\ 8\cdot4=32\ ft^2\\\\Ratio:\\\\32:288\ \ ->\ \ 1:9\\\\Small\ rectangle\ is\ drawn\ in\ 1:9$