Two answers are cut off ! but pls help lol

With this one. will mark brainliest

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3