Proove that A is a subset of B and B is a subset of C then A is a subset of A

proove that A is a subset of B
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I think you mean A is a subset of C.
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I assume we have to prove A is a subset o C.

Each circle and its area represents a set as marked.

Since set B includes A and C includes B, then C also includes A, as shown.

by Top Rated User (1.2m points)

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