help please (2.5,-0.5) , (4,-1.5) , (2.5,-2) , (2.5,-.5)

Answer:
Use the formula (x,y) so for (2.5,-0.5) you would go to 2.5 to the right on the x line, for -0.5 you would go down -0.5 on the y line. Repeat for the other numbers
Step-by-step explanation: