Which name best describes the polygon with the vertices (0,0), (4,6), (12,8), and (16,0)?

What is the measure of x, in degrees

Correct answer brainliest asap an d 99 pointsss what are relative frequencies to the nearest hundredth of the columns of two way table column a 102, 18 colunm b 34, 14 answers choices 0.15 0.25 0.29 0.44 0.56 0.71 0.75 0.85

If you could answer these your a life saver