BRILLIAthon Day 3 3 , Problem 2 2 of 2 2

Geometry Level 3

How many connections are in a 20 × 20 20 \times 20 square?


The answer is 114.

Yajat Shamji by Yajat Shamji , 16, United Kingdom

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1 solution

Yajat Shamji
Jul 29, 2020

Based on Magic Square Connections Study :

6 n − 6 6n - 6 - substitute n = 20 n = 20 :

6 ( 20 ) − 6 = 6 ( 19 ) = 114 6(20) - 6 = 6(19) = \fbox{114}

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