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Katen
[24]
3 years ago
9
How to do this? or get this started?
Mathematics
Answer
Comment
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2
answers:
Marat540
[252]
3 years ago
8
0
Supplementary is two angles that equal 180 degrees.
Angle AOC + Angle COB = 180
2x + x + 90 = 180
3x = 90
x = 30
Once you know x, you can probably find the rest :)
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Ne4ueva
[31]
3 years ago
3
0
You're right on what you've been doing
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