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Answer:

3240 degrees.

Step-by-step explanation:In geometry, an icosagon or 20-gon is a twenty-sided polygon. The sum of any icosagon's interior angles is 3240 degrees.

Answer:

3240 degrees

Step-by-step explanation:

In geometry, an icosagon or 20-gon is a twenty-sided polygon. The sum of any icosagon's interior angles is 3240 degrees.

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