Need to make shapes? This site has a whole bunch! Check out the polypad tool at https://mathigon.com !! Directly below is the shapes I then digitally manipulated in PhotoShop, and below that is the original collection of shapes.

Digital revision of the original image, by Mary Gow.

Digital manipulation of the original image below, both by Mary Gow Pincus.

geometric shape composition by Mary Gow Pincus

Shape composition using mathigon.com, polypad tool.