CPM Teacher Tutorials

AC 3.1.1: 3-1a & 3-1b Answer eTool (CPM)

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1. AC 3-1a:

AC 3-1a:

This is one possible way to show how one figure is built from the preceding figure.

2. AC 3-1b:

AC 3-1b:
  • This is one possible way to show how one figure is built from the preceding figure.
  • Figure 1 looks like it is missing a green tile.  Since the blue tiles are the figure# minus 2, that meant there was a -1 blue tile.  Thus one of the green tiles was discarded.
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