Question Number 83582 by jagoll last updated on 04/Mar/20
$$\mathrm{Given}\:\mathrm{A}\:=\:\mathrm{580}^{\mathrm{o}} \\ $$$$\mathrm{find}\:\mathrm{sin}\:\left(\frac{\mathrm{A}}{\mathrm{2}}\right)\:\mathrm{in}\:\mathrm{term}\:\mathrm{sin}\:\left(\mathrm{A}\right) \\ $$