8' by 4', use a scale factor of 1. 5 to enlarge a window, what will the area of the window be after it is enlarged?
1 answer:
Enlarging by 1.5 will make the lengths 12' and 6'. Area is L*W. 12*6=72
<span>72'^2</span>
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The answer when you simply is B. 4^2
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Length(l)= 4+ w
Width(w)=w
Area(A)= 21m^2
so keep in mind Area= Length × width
A= l×w
21=(4+w)(w)
21= 4w+ 2w
21=6w
w=3.5
The width is 3.5m
so the answer is about 4m
The answers is 2y+4/9
Hope that helps!! :)
