1)sin429°=
2)cos222°=
3)tg(-525°)=
4)ctg300°=

1)sin429°= sin(360+69)=sin692)cos222°= cos (360-138)=cos1383)tg(-525°)= -tg525=-tg(720-190) = tg1904)ctg300°= ctg(360-60)= - ctg60

1. 429-360=69 sin 69=0.933582. cos222=0.656063. 525-360=165360-165=195tg195=0.267954. ctg=1/tg=cos300/sin300=1/tg300=-0.57735 вроде так.