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3 years ago

Solve for x...........................................

Mathematics

1 answer:

Lilit [14]3 years ago

4 0

Answer:

x = 12

Step-by-step explanation:

The exterior angles of any polygon always add up to 360, so:

$5x+4+4x+9+7x+4+9x-6+4x+1=360\\29x+12=360\\29x = 348\\x = 12$

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