In the diagram shown to the​ right, m∠ACB=66°. Find the following.

Which term best describes the association between variables a and b

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your