NAME ______________________________ DATE _______________

ACTIVITY

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Backward Problems for Single and Double Towers

Double Towers

Can a double tower ever have exactly this many windows? Circle Yes or No. If yes, write how many floors the tower has.

• 8 80 windows?

  Yes No

• 9 81 windows?

  Yes No

• 10 82 windows?

  Yes No

• 11 83 windows?

  Yes No

• 12 84 windows?

  Yes No

• 13 85 windows?

  Yes No

• 14 Can a double tower have exactly 108 windows? Explain your answer.

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