Square
A rhombus
yes
The square root sign is called a radical
a square
another name for an open square is a plaza
another name for box is cube or square.
Another name for that would be a square.
Square
A cube
A square
Square
A rhombus
yes
A diamond is not a square, but a square is a diamond. A diamond is another name for rhombus.
Town square, civic center, plaza
4-sided polygon