Come si converte -120 gradi in radianti?

Come si converte -120 gradi in radianti? Risposta: -(2pi)/3 Spiegazione: ”to convert from “color(blue)”degrees to radians” color(red)(bar(ul(|color(white)(2/2)color(black)(“radian measure”=”degree measure “xxpi/(180))color(white)(2/2)|))) ”radian “=-cancel(120)^2xxpi/cancel(180)^3=-(2pi)/3