'Square' in the Bible

“And you shall make the altar [for burnt offerings] of acacia wood, five cubits long and five cubits wide; the altar shall be square, and its height shall be three cubits.

The breastpiece shall be square and folded double; a span [about nine inches] in length and a span in width.

It shall be a cubit long and a cubit wide. It shall be square and it shall be two cubits high. Its horns of one piece with it.

Then Bezalel made the incense altar of acacia wood; its top was a cubit square and it was two cubits high; the horns were of one piece with it.

Then Bezalel made the altar of burnt offering of acacia wood; its top was square, five cubits long and five cubits wide, and three cubits high.

It was square; they made the breastpiece folded double, a [hand’s] span long and a [hand’s] span wide when folded double.