The ratio of the areas of the two polygons can be 25:45
Just Multiply the two give numbers by 5 and you get the answer.
The area of the shaded region is 
<h2>Area of composite objects</h2>
The area of the shaded region is expressed according to the formula:
Get the area of the square As
As = a²

Take the difference in the areas
Area of the shaded part = 
Area of the shaded part = 
Hence the area of the shaded region is 
Learn more on area of composite objects here: brainly.com/question/22716761
We know that
[volume of a cube]=b³
where
b------> is a side length of a cube
for b=5 in
[volume of a cube]=5³--------> 125 in³
the answer is 125 in³