Jawapan

2016-09-20T19:53:21+08:00
Utk cari x:
180°-126°=54°
94°-54°=40°
40°×2=80°
360°-80°=280°
x=280°

utk cari y:
180°-80°=100°
100°÷2=50°
(5-2)×180°=540°
540°-94°-112°-126°-56°-50°=102°
y=102°