User talk:2405:201:C01C:7956:10A5:C8BA:4EC9:FB67

July 2021
Hello, I'm Anita5192. An edit that you recently made to Cartesian coordinate system seemed to be a test and has been reverted. If you want to practice editing, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks! — Anita5192 (talk) 16:31, 22 July 2021 (UTC)