How do I free-draw a room with angles, doors, openings, or arc/curved wall in MeasureSquare Mobile for iPad?

How do I free-draw a room with angles, doors, openings, or arc/curved wall in MeasureSquare Mobile for iPad?

This article applies to MeasureSquare Mobile App for IOS

​In this video, you will learn how to freedraw rooms with angles, opening, door, arc/curved walls.

You will also learn a few tips that help draw more efficiently and smoothly, such as how to switch starting point, how to adjust wall and room corner snapping behaviors, how to capture a wall with outside corner using "Subtract" function, how to create room based on existing walls, etc.