Pla hwlp mw with these questions below in the pic i will mark brainliest

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

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