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Can you please help me with this question?

Can you please help me with this question?-example-1
User Robalb
by
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1 Answer

4 votes

9514 1404 393

Answer:

240°

Explanation:

The sum of angles in a quadrilateral is 360°, so you have ...

a° +b° +60° +60° = 360°

a° +b° = 240° . . . . . . subtract 120° from both sides

User Jerome VDL
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4.3k points