In diagram of circle o, what is the measure of angle abc?

Which term best describes the association between variables a and b

For the equations below which statement is true ?

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?