Answer:

Step-by-step explanation:
The complete question is shown in the attachment.
The length of the rectangle is x + 12. The width of the rectangle is x + 3.
Recall that area of a rectangle is 
In terms of x, the area is 
Recall the distributive property of real numbers: 
We apply this property to get:

We expand again to get:

We now simplify to obtain:

The area of the rectangle is 
1 meter = 3.2808399 feet
<span>810m * 3.2808399 ft/m </span>
<span>2657.48 feet </span>
<span>2657.48/5.4 </span>
<span>492.12592593 </span>
<span>Scale </span>
<span>1:492 </span>
0.0044 as a percentage0.44%