Why did the outcome of the French and Indian War anger the Ottawa? A. It did not ensure the fur trade would continue. B. It did not outline new, clear borders for European colonies. C. It did not remove all French settlements from North America. D. It did not do enough to protect their lands from white settlement.

D. It did not do enough to protect their lands from the white settlement

Explanation:

French Indian war' cause was conflict over upper Ohio river. British won the war, ended with Treaty of Paris, gave them enormous territorial gains in North America. Ottawa-ns were angered, as they wanted to protect their land from british settlement, didn't want them to build up over their lands.

Use the formula: (n-2)×180, where n is the number of sides(18-2)×180= 28800, now this is the full exterior angle of 18-gon so you divide it by 18.28800÷18=160