Answer: Below---v
Step-by-step explanation:
1. There are 6 planes in the figure.
2. There are 3 planes that contain point "A."
3. Angle FCE and Angle ECD.
4. Angle FCB.
5. I can't measure through a computer, just use the protractor or watch a guide on how to use it a protractor.
6. Acute; ACE, Obtuse; FCB, Straight; ACB.
7. Part One; Angles ACD, and DCB. Part Two; Angles ACE, and ECB.
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