What is the supplement of an angle that. measure 80 degrees

What would happen to kenya's pyramid if there was a rapid decline in its: a) birth rate b) death rate

Aletsch glacier is the largest glacier in switzerland and the largest found in the alps, a mountain range which extends from monaco in the east to slovenia in the west. currently, the aletsch glacier is retreating. under what circumstances would this glacier see growth instead of retreat? a decline in plate tectonics across the mountain range annual snowfall that exceeds yearly losses an increase in ablation in the southern valleys a rise in temperatures to that of a mediterranean climate

Why did other countries want to have a part in what was occurring in southwest asia?