Relative location isn't the exact location so they would have to be using their mental imagery of a map. For example, after you go to fro a place so many times, you will grow accustomed to it thus by using mental imagery of a map would be a good answer.
It is false that the mathematical system in Mesopotamia was based on the number 7. O.
<u>Explanation:</u>
The mathematical system is Mesopotamia was based on the number 60 at it's base and not on 7. This numeral system is known as sexagesimal which had 60 at it's base.
This originated in the 3rd millennium BC and passed on to the ancient Babylonians and it is still used for measuring angles, times, geographic co ordinates. Since the statement that the mathematical system in Mesopotamia was based on number 7 is incorrect.
The dominant language in South America is Portuguese.
