What single transformation was applied to quadrilateral a to get quadrilateral b

What caused the settlement of more african americans in the mississippi alluvial plain region than in the ozark mountains point)

After his last drinking spree, fakim hid a half-empty liquor bottle. he couldn't remember where he hid it until he started drinking again. fakim's pattern of recall best illustrates:

Do you think there should be more than two parties in the us political system, or does the us system work well?