PLEASE HELP!
THE QUESTION IS IN THE PHOTO!
For What value of x is ABC~DEF?​

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

Does the point (1, sqrt 7) lie on circle shown.

Graph the system of equations on your graph paper to answer the question. {y=−x+4y=x−2 what is the solution for the system of equations? enter your answer in the boxes.