This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Rectified heptacross.svg en October Rectifiedheptacross graph Own br from org en Tomruen at org en en Tomruen Original upload log page en Rectifiedheptacross svg Tomruen bytes no graph pfself Geometric shapes
Page 2023 Free-images.com. All images are Public Domain