A B \cong D F. C E is perpendicular to A B and D F. C B = 9 x and D E = 2 x + 14. Find x.
Choices:
A:1
B:2
C:3
D:4
Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
Question: A B \cong D F. C E is perpendicular to A B and D F. C B = 9 x and D E = 2 x + 14. Find x.
Choices:
A:1
B:2
C:3
D:4
Please first conduct reasoning, and then answer the question and provide the correct option letter, e.g., A, B, C, D, at the end.
Question: A B \cong D F. C E is perpendicular to A B and D F. C B = 9 x and D E = 2 x + 14. Find x.
Choices:
A:1
B:2
C:3
D:4