This image of simple geometry is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
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This work has been released into the public domain by its author, Xeworlebi at English Wikipedia. This applies worldwide. In some countries this may not be legally possible; if so: Xeworlebi grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.Public domainPublic domainfalsefalse
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The original description page was here. All following user names refer to en.wikipedia.