The tangent of an angle can be computed using the ordered pair from the unit circle by computing the ratio of y/x Use This information to calculate tan (60o)

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?