Why did Korea remain divided after the Korean War?

A.) South Korea remained communist

B.) China and the United States insisted on it

C.) North and South Korea negotiated a ceasefire but not a peace treaty

D.) the Soviet Union’s influence decreased

A

Explanation:

When the Japanese empire was dismantled at the end of World War Two, Korea fell victim to the Cold War. It was divided into two spheres of influence along the 38th parallel. The Americans controlled south of the line - the Russians installed a communist regime in the north, later ceding influence to China

1.a)britain

2.b)spain

3.c)french

4.d)portugal

explanation:

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