Respuesta :
If ∠A =30° and ∠B = 90°, than ∠C = 60°
sin C = AB/AC → sin 60° = 15/x OR sin 60° =√3/2, then:√3/2 = 15/x
and x = (2*15)/√3 → x =17.32 units
sin C = AB/AC → sin 60° = 15/x OR sin 60° =√3/2, then:√3/2 = 15/x
and x = (2*15)/√3 → x =17.32 units