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Christopher


Last seen: 4ヶ月 前 |  2024 年からアクティブ

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Finding the real world (in^2) area of black smears on graph paper.
I have black smears on graph paper that I would like to know the area using real world in^2 units. Each square on the paper is 1...

4ヶ月 前 | 2 件の回答 | 0

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