
Step-by-step explanation:
Since we have given that
Area of two similar decagons are 625 ft² and 100 ft² ,
As we know the relation of area of similar figures, i.e.

Now, we also know that ,

Hence,

Answer:
8>x (greater sign needs a line under it)
4<x
Step-by-step explanation:
2 to the fifth power over 3 squared all raised to the fourth power

Answer: 2 to the twentieth power over 3 to the eighth power
Used:

It would be parallel lines because the rails are going straight up