Answer:
university of Manitoba canada
Answer: 450.28
Explanation:
225 divided by 3.14=71.7 so R=71.7 and the diameter would be 143.4 and C=3.14x143.4= 450.28
Comercio y mercadotecnia???
This would be mostly Great Britain and France: you can see that many countries today still speak English and French in Africa.
Portugal also had some land under its control: Angola and Mozambique.
Now, I am unsure about the forth one, as there is a number of countries that had a colony, but were not as present as the ones I mentioned above. These are Belgium, Italy, Germany and Spain.