Because if you ask one student from each class you are getting a more accurate representation of the classes. If you were to ask one group you'd only get their opinion
Answer:
58.6 degrees
Step-by-step explanation:
I've answered this before, but only partially. I'm not sure about the second part, but I think the first one is 10
Point form: (4,11)
equation form: x=4 y=11
