Difference between revisions of "2023 AMC 10B Problems/Problem 10"

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== Solution 1 ==
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First, note that since the rectangle covers 2 squares, we only need to guess squares that are not adjacent to any of our other guesses. There are only two ways to do this: one with <math>5</math> guesses, and one with <math>4</math>. Since the problem is asking for the minimum number, the answer is <math>4</math>.
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-yourmomisalosinggame (a.k.a. Aaron)

Revision as of 17:26, 15 November 2023

Solution 1

First, note that since the rectangle covers 2 squares, we only need to guess squares that are not adjacent to any of our other guesses. There are only two ways to do this: one with $5$ guesses, and one with $4$. Since the problem is asking for the minimum number, the answer is $4$.

-yourmomisalosinggame (a.k.a. Aaron)