How to remove a fragment of a shape in PowerPoint? - Super User

I have a circle and I want to remove a fragment. I tried to use a square to include the fragment. But none of the Merge Shapes could achieve it. So how to do it properly?

Efficient Way To Un-Merge PowerPoint Shapes

How to embed a video in PowerPoint

How to Use Merge Shapes in PowerPoint - Xelplus - Leila Gharani

Shape Fragment Command in PowerPoint 2016 for Mac

How to split a Shape into Parts in PowerPoint

Fragment Shapes Tool in PowerPoint 2013

How to Enable Merge / Combine Shapes in PowerPoint 2010 Tutorial

PowerPoint Fragment Option - How to Create Equally Cut Lines

How to remove a fragment of a shape in PowerPoint? - Super User

5 Ways to Merge Shapes in PowerPoint: A No-Nonsense Guide

How to fragment Shapes in PowerPoint

How to Use Merge Shapes in PowerPoint - Xelplus - Leila Gharani

Eraser for shapes on Powerpoint - Microsoft Community