Children with expressive language disorder have difficulty conveying or expressing information in speech, writing, sign language or gesture. (For preschool children, the difficulty expressing themselves in writing is not evident, as they have not started formal education.)
Rectangles have longer sides than any type of square. Opposite sides of rectangles are of equal lengths. All sides of squares are of equal lengths. Rectangles have longer sides than any type of square. Opposite sides of rectangles are of equal lengths. All sides of squares are of equal lengths.
Square. A square is a regular quadrilateral. All of its angles are equal (90Â°). All of its sides are of equal length. Opposite sides are parallel. The diagonals bisect each other at 90Â°. The diagonals are equal in length. It has 4 lines of symmetry. Order of rotational symmetry: 4.