What is m C in pentagon ABCDE?

Answer:
C: 122
Step-by-step explanation:
as in angle C (which is empty) is 122 degrees because I did the math.
The C in pentagon ABCDE is 122.
We know that each angle should be 90 degrees
Since there is 4 angles so total should be 450 degrees
So,
= 450 - 105 - 86 - 137
= 122 degrees
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