Answer:
Article 1, Article 2, Article 3
Step-by-step explanation:
The first article in the US Constitution lets us know about the legislative branch, Congress, and its powers.
The second article in the Constitution lets us know about the executive branch, president, and cabinet members, and powers.
The third article in the Constitution lets us know about the judicial branch, judicial review, Supreme Court, and powers.
Hope this helps! :)