Question

Tolong bantuin dong, kalau bisa di pap beserta caranya ya, makasih buanyakk..

Answer 1

AB/sin C = AC/sin B
8/sin 30° = 8√3/sin B
8/½ = 8√3/sin B
16sin B = 8√3
sin B = 8√3/16
sin B = ½√3
B = 60°

sudut A = 180° - (30°+60°) = 90°