Answer:
Devido à sua grande extensão, de norte a sul do globo e as formas de relevo com grandes altitudes, como a Cordilheira dos Andes e os Montes Apalaches, por exemplo.
Explanation:
a divergent tectonic plate or constructive plate boundary located along the floor of the Atlantic Ocean, and part of the longest mountain range in the world.
I you are trying to find X. For the first triangle you want to do “x-9=5” and you should get x=14. For the second one you want to do “x+5=8” and you should get x= 3.
I think that a) is chemical, and b) would be chemical