s one side of a rectangular fish tank best represented by a point, line, plane, or ray?

http://www.mathsisfun.com/geometry/

One side of a rectangular fish tank is best represented by a plane.

To understand why, let's consider the different options:

- A point: A point has no dimensions and represents a single location in space. It does not have any shape or form, so it cannot represent a side of a rectangular fish tank.

- A line: A line is one-dimensional and extends infinitely in two opposite directions. While a line could represent an edge of the fish tank, it does not fully capture the two-dimensional nature of a side.

- A plane: A plane is a flat surface that extends infinitely in all directions. It has two dimensions, length and width, and can represent the entire side of a rectangular fish tank. A plane provides a complete representation of the side's shape and surface area.

- A ray: A ray is a one-dimensional line that starts from an initial point and extends infinitely in one direction. While a ray could represent a portion of the side, it does not capture the entirety of it.

Therefore, a side of a rectangular fish tank is best represented by a plane.