Given: a = {(0,0), (2,1), (3,1.5), (4,2)} is a a function and why?

Hello there! Yes, A is a function. Something is a function is when it has no repeating x values. In the given equation, there are no repeating x values. This makes it a function.

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1)is not similar since corresponding sides are not in the same ratio

2)are similar since corresponding sides are in the same ratio and corresponding angles are equal

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