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denis23 [38]
3 years ago
11

Help me please someone

Mathematics
1 answer:
Zigmanuir [339]3 years ago
5 0

9514 1404 393

Answer:

  x = 150

Step-by-step explanation:

The sum of the exterior angles of a convex polygon is 360°.

  65° +80° +72° +(x -7)° = 360°

  x = 150 . . . . . . divide by °, subtract 210

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{}

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