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Masja [62]
3 years ago
5

Please help me with this ​

Mathematics
1 answer:
prisoha [69]3 years ago
3 0

Angle AOB + angle BOC = angle AOC

7x + 30 + 9x + 42 = 104

16x = 104 - 72

16x = 32

x = 2 degrees

Angle BOC = 9x + 42 = 18 + 42 = 60 degrees

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