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evablogger [386]
3 years ago
14

2. Determine the sum of the measures of the interior angles of a dodecagon.​

Mathematics
1 answer:
Lemur [1.5K]3 years ago
4 0

9514 1404 393

Answer:

  1800°

Step-by-step explanation:

The interior angles of a convex polygon with n sides have the sum ...

  angle sum = (n -2)×180°

For the 12-sided dodecagon, the angle sum is ...

  angle sum = (12 -2)×180° = 1800°

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