Planimetry exercise, premise is simple but i can't seem to start myself on it.
you need to find the angle named alpha.
angle a = 35°
angle b = 25°

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

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

The anwser cause i do not understand just plez