You have been asked to answer the following question: "A class has 12 students. At the beginning of class, each student shakes hands with each of the other students. How many handshakes take place?" Explain how you would use a simplification strategy to answer this question.

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The Answer of You have been asked to answer the following question: "A class has 12 students. At the beginning of class, each student shakes hands with each of the other students. How many handshakes take place?" Explain how you would use a simplification strategy to answer this question.

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