Answer:
A
Step-by-step explanation:
Im not sure if the answer is correct tho
The angle congruent to ∠CGD is the angle ∠AGF as they are vertical angles.
<span>you know the measure of AC that is 4 and the measure of AB that is 4. Then you do the theorem of Pythagoras 4 squared + 4 squared = hypotnuza (CB)
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then + all sides
The polygon would have 18 sides. Hope this helps!