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Measurement Session 4: Notes
 
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Note 8

In the activities in the text, you determined the rule for finding the sum of the interior angles of a polygon, 180 • (n - 2), where n is the number of sides of the polygon. Problem H1 presents an alternative approach for finding the sum of the interior angles in a polygon. Think about the two rules and explain why they are the same.

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Note 9

This is similar to the well-known handshake problem: If each person shakes hands with another person, how many handshakes will there be for a total of n people?

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Note 10

There is a great deal of mathematics involved in designing quilts. If you're working in a group, you may want to discuss Problem H7.

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