Question

Which sentences best support the answer?

3. The northern border of the Louisiana Purchase
was established by the Treaty of 1818. What
geographic feature was used to create that
border?
a. 42° latitude
b. the Missouri River
c. 54°40' latitude
d. 49° latitude

Answer 1

The northern border of the Louisiana Purchase was established using the 49° latitude.

Step-by-step explanation:

The geographic feature used to create the northern border of the Louisiana Purchase as established by the Treaty of 1818 is the 49° latitude.

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