To what branch of the federal government does the cdc belong

CDC stands for Center for Disease Control and Prevention.It is the national public health institute of the United States. CDC belongs under the cabinet-level department of the U.S. federal government : Department of Health and Human Services (HHS). The goal of CDC is to protect the public health and safety through the control and prevention of disease, injury, and disability.

What you should re write your question it doesn’t make sense

If the line intersect than it would should how a perpendicular works.