I'm not sure about 2 and 3, but the Aztecs built Tenochtitlan because they saw an eagle holding a snake on a pr(i)ckly pear cactus and thought it was a sign from the gods. They based the flag off of that.
I added the "i" in parentheses because Brainly found it a bad word?
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I really dont know how to answer to that because i dont know what they have thought u in class
Explanation:
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clima, dióxido de carbono, gases de efecto invernadero, deforestación y precipitación.
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Los números racionales son aquellos que pueden representarse como cociente de dos números enteros. Es decir, los podemos representar mediante una fracción a/b, donde a y b son números enteros y además b es distinto de cero.