Which is a constitutional and legal responsibility the federal government has concerning foreign policy?

To create and maintain policies and communication with foreign governments

Explanation: i did study island

Hope this helps!! :)

the government created by the constitution is described as one where voters elect representatives to govern. i think that should be ur answer

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