Aug 26 2022 07:20 AM - edited Aug 26 2022 07:22 AM
That is because you took a 1/2 circle and rotated it. It is NOT an excel issue per se. You can easily expand the boundary or insert and object like "partial circle", "chord", or "arc" all of which will allow you adjust the portion of the circle you want (i.e. the 1/2 circle in the upper left) and NOT rotate the whole object and hence the container box will not be rotated like that. Here is a screenshot of me inserting each of those options:
Aug 29 2022 10:41 AM
Aug 29 2022 12:03 PM