Answer:
150°
Explanation:
Corollary to the Polygon Angle-Sum Theorem (n-2)180/n
(12 - 2)180 / 8
(10)180= 180 / 8
180/8 = 150°
Once you know the sum, you can divide that by 12 to get the measure of each interior angle: 1800°/12 = 150°
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