Great Plains
Most of Wyoming was part of the Louisiana Purchase
Rocky Mountains
No, Ohio was not part of the territory included in the Louisiana Purchase. The Louisiana Purchase, made in 1803, involved land west of the Mississippi River, while Ohio was established as part of the Northwest Territory, which was organized in 1787. Ohio became a state in 1803, prior to the Louisiana Purchase.
The Louisiana Purchase expanded the southern part of the United States. It included many future states, but did not include the upper part of the Mississippi River.
The Louisiana Purchase covered the mid-west region of the United States.
A map of the land included in the Louisiana Purchase is in the link below.
Most of Wyoming was part of the Louisiana Purchase
The US believed that part of the Louisiana Purchase included the territory known as West Florida, which now comprises parts of Louisiana, Mississippi, Alabama, and Florida. This area was not part of the initial Louisiana Purchase but was later acquired by the US through diplomatic negotiations and treaties.
Rocky Mountains
No, Ohio was not part of the territory included in the Louisiana Purchase. The Louisiana Purchase, made in 1803, involved land west of the Mississippi River, while Ohio was established as part of the Northwest Territory, which was organized in 1787. Ohio became a state in 1803, prior to the Louisiana Purchase.
New Otleans was the largest city that was included in the Louisiana Purchase.
The Louisiana Purchase expanded the southern part of the United States. It included many future states, but did not include the upper part of the Mississippi River.
The Louisiana Purchase covered the mid-west region of the United States.
Panhandle
In 1806 the Louisiana Purchase was open territory with no settlement except for Native American villages. So, the answer to your question is none.
Atlantic coast
The area is 820,000 square miles!