Hi, I'm Jimmy Chang and we're here to discuss the definition of primary math regrouping. Now when it comes to regrouping, often times it's done in addition, subtraction, perhaps a little bit of multiplication. But we're going to focus on primarily addition and subtraction first.
  France. The Maginot Line (in use from 1932 to 1969) was a barrier in northern France, that was built to hold off (mainly) the German Army in case of attack. (EVERY count â¦ ry feared the German Army) It basically surrounded France from the rest of Europe-but had MANY, MANY faults.nswer 1The Maginot Line was a line of undergound defensive fortifications along the border of France with Germany and Belgium. The line of mini forts, containing artillery and/or machine guns, was linked by tunnels with living quarters etc for the regiments of soldiers manning the forts.
The original purpose of codes was to protect public health and safety, but government agencies have increasingly turned to codes to implement other policies, such as energy efficiency, resilience, sustainability, and property protection.