Tables, boxes, books, and papers look like rectangles.
A rectangle with all four sides equal in length is called a square.
If a rectangle has length and width w
Images for kids
A saddle rectangle has 4 nonplanar vertices, alternated from vertices of a cuboid, with a unique minimal surface interior defined as a linear combination of the four vertices, creating a saddle surface. This example shows 4 blue edges of the rectangle, and two green diagonals, all being diagonal of the cuboid rectangular faces.
Rectangle Facts for Kids. Kiddle Encyclopedia.