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Dont understand tiling problem

Hi

The section on tiling and cutting in Joy of Problem Solving says that two w-pentominoes cannot be used to fill a corner. Then why does not this work?

Note by Noor Hussain
2 weeks, 4 days ago

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I contacted the author - she has rewritten the problem.

Jason Dyer Staff - 2 weeks, 2 days ago

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Okay, great, but my browser still says that I answered incorrectly. It shouldn't really matter, but it irks me a bit.

Noor Hussain - 2 weeks, 2 days ago

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Try refreshing! (the circular-ish arrow to the side)

Jason Dyer Staff - 2 weeks, 2 days ago

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@Jason Dyer Oh, I never even noticed there was an option to redo problems. Thanks!

Noor Hussain - 2 weeks, 2 days ago

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