The menu "Drawing shapes" provides ready-made shapes.
Each shape is a path element or a group of paths.
A shape can be defined by it's center or a corner (upper left/right or bottom left/right). It's size can preserve the model's ratio.
The shape model can be selected from the three sets (arrows, flowcharts, symbols) of the menu or from the drawsvg catalog, emoji, font Awesome icon choosers.
Custom catalog can be added with custom shape catalog tool.
To draw a shape