Answer:

Explanation:
The diagonal of a square is x units.
Let the side of a square is s.
Using pythagoras,

The area of the square is,
A = s²
So,

So, the area of a square is
sq units.
Explanation:
pls provide names of countries
After looking at the map/picture you have given above. There are several reasons why location D has a cooler climate than location E. Some of the reasons are a higher altitude, father north of the equator, location E is closer to the equator.