Why are square units ideal for measuring area?

They are the only shape with four sides.

They fit together without any gaps or overlaps.

They are easier to count than circles.

They have the smallest possible perimeter.

A T-shaped figure is made of 7 unit squares. A rectangular figure is made of 8 unit squares. Which statement is true?

The T-shaped figure has a larger area.

The rectangular figure has a larger area.

Both figures have the same area.

The areas cannot be determined.