2D shapes with four sides Two-dimensional (2D) shapes are completely flat. 2D shapes can be found printed in a book or on a website. 2D shapes have sides and corners. A rectangle has 4 straight ...

2D shapes can be found printed in a book or you can draw them on a piece of paper. 2D shapes have sides and corners (also called vertices). Here are some 2D shapes you might know.

Let’s sing our shapes together! "Let’s sing our shapes together! Learning Goal: Count the number of sides a shape has to determine what shape it is Vocabulary: Shape, sides, one, two, three ...