Respuesta :

Ashraf82

Answer:

The answer is tanФ ≅ 1.1916 ⇒ the third answer

Step-by-step explanation:

∵ 180° < Ф < 270°

∵ Ф is in the third quadrant

∴ The value of tanФ is positive

∵ sinФ = -0.7660

∴ Ф = 180° + sin^-1(0.7660) = 229.996°

∴ tanФ = 1.191586 ≅ 1.1916