Answer:
2 sets I think
Step-by-step explanation:
what are the answer choices
Answer: 48
Step-by-step explanation: COB and DOA are vertical angles. This means the two of them have the same measure. Because we know the measuremen of DOA, we can easily find the measuremen for COB since these angles are the same, so COB is 48 degrees.
Answer:
Step-by-step explanation:

Answer:
A positive correlation on a scatter plot would show the points closer tog.ether heading in an upward direction
Step-by-step explanation: