Third option is Right...... AngleFBY = AngleGBX because they are the only vertically opposite angles mentioned in the options..... the others are not....
Hope this helps!
Don't forget to mark the brainliest if I helped!
Penny + 2 friends = 3 people
3(1/6) = 3/6 = 1/2
They ate 1/2 of the cake.