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Someone please help with this question.

Someone please help with this question.-example-1
User Robspin
by
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1 Answer

2 votes

9514 1404 393

Answer:

100°

Explanation:

Opposite angles in an inscribed quadrilateral are supplementary:

x° +80° = 180°

x° = 100° . . . . . . . subtract 80°

User Sofr
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