Tracie rides the bus home from school each day. the graph represents her distance from home relative to the number of minutes since the bus left the school.
what does the slope of the graph mean?

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Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.

What is the measure of angle a and angle c ?