Reviewing The Greatest Common Factor

Which Tiles Will Exactly Cover the Grid?

Opening

Which Tiles Will Exactly Cover the Grid?

Suppose you want to cover a 12-unit by 18-unit rectangular grid exactly, without any gaps or overlaps. Can you do this using square tile stamps in the following unit sizes?

  • 1-unit square tiles? Explain why or why not.
  • 5-unit square tiles? Explain why or why not.

INTERACTIVE: Rectangular Grid