Find the domain of Y= 3 - Sqrt(x-4)

Drag each sequence of transformations to the correct location on the table. classify the sequences of transformations based on whether or not they prove the congruency of the shapes by mapping shape i onto shape ii. plz i'll rate u 5 stars need this done for a mastery test

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Precalculus question, image attached.