Chat with our AI personalities
Rectangles, squares, and right triangles always have.Every 2D shape with more than 2 sides can have a right angel but doesn't need to.
1D has vertical bars that are read horizontally, 2D has small squares that are read simultaneously both horizontally and vertically. 2D barcodes can store much more information than 1D barcodes can.
Any polygon with more than 5 sides can do that.
home.btconnect.com/shapemakingclub/twodimensionalshapes.htmlUse this link. It will teach you more than just a 20 sided polygon.
A polygon.