There are 20 people in a room. If everyone shakes hands with everyone else, how many handshakes will take place?
Start by working on the problem. Can you convince a skeptic that your answer is correct? Can you generalize? What if there were 100 people in the room?
Try different strategies. Look for good representations. Justify your reasoning.
This problem is due on Monday, October 5th. Please complete it on a separate sheet of paper.
Due Monday, October 6th.
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1 comment:
10 Handshakes
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