Two-dimensional (2D) shapes are completely flat. They cannot be picked up. 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 ...
Find out about regular 2d shapes and irregular polygons. What are the types of triangle? Find out about scalene, equilateral, isosceles and right-angled triangles. What are the parts of a circle?