yes
If you mean plains such as those found in the central United States, there aren't many, as Mexico has a different climate due to topography. If you mean "flat lands", the Yucatan peninsula is completely flat, with variations in height of less than 15 feet.
2
"Dose" is a measured portion of a medicine. I am not aware of any cuboids that have measured quantities of medication! A cuboid has 6 flat faces - like a die.
Because the southwest originally was part of Mexico. By conquering such territories, many of these people were swiftly sacked from their lands.
corn,and many other fruits
Just one, the Distrito Federal which is the political entity where Mexico City resides.
The Netherlands.
Boise to Tijuana is about 970 miles.
Tornadoes are not limited to flat lands and contrary to popular belief hills do not hinder tornadoes. On many occasions they have been spotted in hilly or mountainous areas. Tornadoes are very common the the Great Plains of North America, which are flat, but this has more to do with climate than topography.
Many Spanish conquistadors in the 16th century explored Mexico and the Western US and claimed those lands for Spain. The most important of those conquistadors are Hernan Cortez and Fransisco Coranado.
The large, flat center of Mexico is called a plateau. This area is also called the land of many climates because of the constantly changing weather pattern in the area.
The physical features that many cities have in common include flat lands with many buildings. The roads are paved and there are less plants and trees around.