Answer:

Step-by-step explanation:




Given :
- The radii of the circular paths are 210 m. and 490 m.
To Find :
- The area of the region between two concentric circular paths.
Solution :
Area of the outer circle :





⠀
Area of the inner circle :





⠀
Therefore,
Area of the region inside the circular paths :


Answer:
5y/x
Step-by-step explanation:
this is all i can write as an equation boo