Respuesta :
Answer:
angle 9 and angle 1 is the right answer.
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Answer:
Two angles are Adjacent when they have a common side and a common vertex (corner point) and don't overlap. Because: they have a common side (line CB) they have a common vertex (point B)
IN STEAD OF IT SAYING POINT A AND B IN YOUR CASE IT WOULD BE 7
AND 9 IN YOUR CASE???
Step-by-step explanation: