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4 votes
Someone PLEASE HELP ME.

Someone PLEASE HELP ME.-example-1

1 Answer

4 votes

Answer:

130

Explanation:

OA⊥AC and OB⊥BC

∠A+∠B+∠C+∠O=360°

90°×2+50°+x=360°

x=360°-230°=130°

User Matt Tabor
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