Using the rules of cosines, the <span>measure of the turn between the second and third legs of the race</span> is given by
<span>263.894 is the answer</span>
Since $12,000 would be her whole current salary, I would just divide $84,000 by $12,000 because i know 12 can go into 84 evenly.
84,000 ÷ 12,000 = 7
Since it goes in to 84,000 evenly by 7 times, the raise would be 700%.