Answer:
∠ 1 = 63°
Step-by-step explanation:
∠ 1 and 117° are adjacent angles and sum to 180° , that is
∠ 1 + 117° = 180° ( subtract 117° from both sides )
∠XVW = 36
(a+b)²=a²+2ab+b²
Hope this helps!!!
