Answer: A. 0.0022
Step-by-step explanation:
Answer:
A = 20
12/3 = A/5
60 = 3A
A = 60÷3 = 20
BDC is half of mBC = 11°
Easily you see that C is A + BDC = 23°
Since C = 23° so mDC is twice = 46°
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