can someone help me forgot to stuffy due in 1 hour pls.

Answer:
m∠GFC=69
Step-by-step explanation:
∠FBC is Supplementary to ∠BFG because ║lines mean that same side interior angles are supplementary.
So if x represents ∠GFC, the equation would be:
41+70+x=180
Just solve for x.
111+x=180
x=69