Which of the following is not an example of a formal region?

manhattan
the United States of America
New York City
the Empire State Building

On nights when we see the new moon phase, what side of the moon are we seeing?

Hey this is extremely !international aid debate for geography 10 will mark de brainliest! questions are down below plz put an answer and evidence for it. q1: what are the problems with international aid? q2: what are the alternatives to international aid? q3: what do you think is the best approach to offer international aid? ( answer these questions with credible answers and evidence)

The blue segment below is a diameter of oo. what is the length of the radius of the circle?