Question: Let S be the square joining the four points (1, 1), (1, 1), (1, 1) and (1, 1) in the plane. Let C be the

Let S be the square joining the four points (1, 1), (1, 1), (1, 1) and (1, 1) in the plane. Let C be the unit circle

C = {(x, y)|x 2 + y 2 = 1}

Using a diagram to illustrate your reasoning, show that S and C have the same cardinality. (Refer to the definition of numerical equivalence of sets!)

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