What did mexico get in exchange for the mexican session?

Mexican Cession, 1848. ... In February 1848, the two countries signed the Treaty of Guadalupe-Hidalgo. The treaty recognized Texas as a U.S. state, and cededa large chunk of land — about half the area that belonged to theMexican republic — to the United States for the cost of $15 million.

I'm going to go with 1,982 feet because of all of the ice.                                               ps its this is not the answer go with d 6,500.