What is the slope of this line?
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What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

When only separate discreet points are graphed it is called?

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?