Fold a rectangular piece of paper with equal width as shown in the figure. If angle 1 = 140.0, then the degree of angle 2 is ()
Choices:
A:100°
B:110°
C:120°
D:140°
Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
Question: Fold a rectangular piece of paper with equal width as shown in the figure. If angle 1 = 140.0, then the degree of angle 2 is ()
Choices:
A:100°
B:110°
C:120°
D:140°
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: Fold a rectangular piece of paper with equal width as shown in the figure. If angle 1 = 140.0, then the degree of angle 2 is ()
Choices:
A:100°
B:110°
C:120°
D:140°