# Problem 1.2B

- Author:
- lundmarkl

B1. Rotate the flag below 120 degrees counterclockwise about Point A. Then measure the angle formed by points B, A, and B'. Record your measurement in your notebook.
B2. Rotate the flag below 90 degrees counterclockwise about Point A. Then measure the angle formed by points B, A, and B'. Record your measurement in your notebook.
B3. Rotate the flag below 180 degrees about Point B. Then measure the angle formed by points D, B, and D'. Record your measurement in your notebook.

Turn to page 14 in your books, and answer parts C and D in your notebooks.

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