The answer is n< -1. Hope it helps
"Lily should take an x-ray" is the one statement that is the law of detachment in the paragraph given in the question. It is important to go through the paragraph very minutely to find the law of detachment. I hope that this is the answer that you were looking for and the answer has come to your desired help.
30,816 books would go into 1,284 containers which would weigh 15,408kg with all the books in them or 2,568kg with the books not in them.
Answer:
100°
since being sum of angles of triangle