Dividing chess board into small squares

What is the minimum number of lines are required to divide an 8 × 8 8 \times 8 chess board into 1 × 1 1 \times 1 squares?


The answer is 14.

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1 solution

Mohammad Farhat
Sep 1, 2018

8 8 squares on each side. 8 1 = 7 8-1=7 7 × 2 = 14 7 \times 2 = 14

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