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half tiles increase as each side
of the square increases by 10 cm? Hannah’s response Thomas’s response 3. By how many does the number of
whole tiles increase as each side
of the square increases by 10 cm?
4. How many half tiles are needed to
tile a 10n x 10n tabletop?
5. How many whole tiles are needed
to tile a 10n x 10n tabletop?
6. Are the formulas suggested for calculating the number of whole tiles
equivalent?
7. Someone found that the number of
whole tiles needed could always be
expressed as the sum of two consecutive square numbers. How do
these square numbers “show up”
in the tabletop drawings? Back to the initial assessment task
Tackle the original assessment task again, bearing in mind what you have learned
during the lesson. Solving Pentagon Problem...
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 Fall '13
 Shrouf

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