Lower south............................
It's leaders knew it could not win the war.
Answer:
Algebra
Explanation:
Egyptians were pioneers in the use of algebra, althoug more specifically in its application to geometry and trigonometry. Calculations for engineering projects were vital, however few examples survive, and are concentrated in papyrus such as the Moscow Mathematical Papyrus. Specifically there were demonstrations of geometrical progression and of equations.
The blank line is the Allies