Question

determine seno,cosseno e tangente nas figuras ​

Answer 1

Resposta:

Sen 120 = √3/2

cos 120 = -1/2

tg 120 = -√3

sen 210 = -1/2

cos 210 = -√3/2

tg 210 = √3/3

sen 300 = -√3/2

cos 300 = 1/2

tg = -√3