pls answer
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Answer:
angles=72° x=4
Step-by-step explanation:
angle AOD = angle COB (VERTICALLY OPPOSITE ANGLES)
17x+4=12+15x
17x-15x=12-4
2x=8
x=4
therefore,
angle AOD = 17(4)+4 = 72°
angle COB = 12+15(4) = 72°
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