Answer:
Step-by-step explanation:
By sine rule

Zero. The negative one means arctan. Arctan times 0 is 0.
Answer:
it's C ;)) maybe i guess-
Step-by-step explanation:
Hello!
∠GCE = 14° (corresponding angles)
∠GEC = 180° - 78° - 14° (sum of angles in a triangle)
∠GEC = 88°
4x + 88° = 180°
4x = 180° - 88°
4x = 92°
x = 23°
The correct answer is letter C