Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).

The measure of angle is 0 is 7 pi/4. The measure of its reference angle is___•

°, and tan 0 is

For the right triangle shown, the lengths of two sides are given. find the third side. leave your answer in simplified, radical form.

Kate has 50 quarters and dimes. she has a total of $9.80. how many dimes that she have?

For problems 7–10, state a reasonable domain for the problem statement, find the inverse functionf –1(x), and identify the independent and dependent quantities of the inverse. gary is jogging. the total distance he has traveled, in miles, can be estimated using the functionf(x) = 9x, where x is his jogging time in hours. camryn sells computers. she earns commission for her computer sales plus a fixed wage for each day she works. her daily earnings, in dollars, can be estimated using the functionf(x) = 0.15x + 50, where x represents her computer sales in dollars. the distance a motorboat travels, in meters, can be estimated using the equation f(x) = 1.9x2, wherexisthetimeinseconds,for0≤x≤10. a rock band is selling tickets to a concert at a theater. the band earns money for each ticket sold, but has to pay some of the earnings to the theater. the total money earned by the band can be estimated using the function f(x) = 7.5x – 300, where x is the number of tickets sold.