The sides of triangles do not have set names, except in the case of the right triangle (where one side opposite the right angle is called the hypotenuse). They are usually labâ¦elled arbitrarily a, b and c.
Mound Builders lived in the Ohio River Valley and in the Wisconsin area. Also, Mound Builders lived from the Great Lakes to the Gulf of Mexico and from the Mississippi and Missouri Rivers to the Appalachian mountains.
They were agriculturalists and may have been part of the Mound Builder civilization during the 9thâ12th centuries CE. In the late 16th and early 17th centuries, Dakota-Lakota-Nakota speakers lived in the upper Mississippi Region in present-day Minnesota, Wisconsin, Iowa, and the Dakotas.Conflicts with Anishnaabe and Cree peoples pushed the Lakota west onto the Great Plains in the mid-to late-17th century.hey were agriculturalists and may have been part of the Mound Builder civilization during the 9thâ12th centuries CE. In the late 16th and early 17th centuries, Dakota-Lakota-Nakota speakers lived in the upper Mississippi Region in present-day Minnesota, Wisconsin, Iowa, and the Dakotas.