Why are parts of Africa and the middle east hot, dry, and covered in sand while areas further north and south have lots of trees and flowering shrubs?

The climate is not as hot in the north and south regions because they are not so close to tbe equater where it is hottest all year round.

answer is  

loa ≅ lma

to prove that the triangles are congruent using the aas congruence

1."lessen the worth of ."

2."increase the worth of."

3." beyond the worth of."

4."against the worth of ."