Question

Question #f5aaf

Answer 1

A square would enclose four `90^@` right angles.

Explanation:

A square is a unique parallelogram with four sides of equal length and four equal angles of `90^@`.

The lines cutting the lines of the `square` means that the `4` lines are equal to each other.

There is more information here:
https://www.mathsisfun.com/geometry/square.html