Round 33.01 to the nearest tenth

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

Can you me find the missing length. i attached an image.