1)- Elije 12 países de América.

2) Teniendo en cuenta el nombre del mismo completa en cada letra que lo compone una oración con un dato a tú elección del país.
AYUDAAA

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Explain how a convection current in the earth is formed.

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.