Review

It has four straight sides and four corners. Two sides are longer than the other two.

It has four corners, four straight sides, and all four sides are the same length

It has two sides, but they aren't straight.

This shape has three straight sides and three corners.

This shape has lots of sides. It has five points.

It has no straight sides, no corners, and the shape is like an egg.

It doesn't have sides, and it doesn't have straight lines or corners.