Question
In the figure, ABCD is a parallelogram with the length of AD 2 times the length of AB. ADE is an equilateral triangle. F is a point on AE such that AF = FE. ∠BCD is 108°. Find ∠FBC .
4 m

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In the figure, ABCD is a parallelogram with the length of AD 2 times the length of AB. ADE is an equilateral triangle. F is a point on AE such that AF = FE. ∠BCD is 108°. Find ∠FBC .