4. Why did President Theodore Roosevelt's advocate the policy of "big stick" diplomacy for the United States? Roosevelt believed the United States had a responsibility to "civilize" other nations.
Roosevelt did not believe in the principles of the Monroe Doctrine.
Roosevelt did not believe in building alliances with other countries.
Roosevelt believed the United States needed to be involved in wars to gain world power.

Roosevelt believed the United States had a responsibility to "civilize" other nations.

Roosevelt's view that America needed to carry a "big stick" came from his idea that the United States had a moral responsibility to "civilize," or uplift, weaker nations.

Explanation:

the

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69