1. What idea did Ibn al-Khwarizmi expand?

Which number shows the location of italy?

What document does the second paragraph of the declaration of independence echo

How were the okanogan highlands formed? a. by subduction, which caused huge folds in earths surface b. as a result of retreating glaciers carving great valleys into the earth c. when molten rock from under the earth approached the surface d. when the collision of volcanic island chains and ocean rocks formed new earth