What are the lengths of the legs of a right triangle in which one acute angle measures 19o and the hypotenuse is 15 units long?

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265

Express -5 2/5 as an improper fraction.

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?