If you think about it if you get 3 wrong then you would've got 9 right. so 9/12 is 75% You would've gotten a C.
To find the sum of the interior angles you use the formula (n-2)(180), where n is the number of sides. In this case, the number of sides is 12, so you get 1800 degrees. Then you divide by number of angles which is 12. So your answer is 150 degrees.
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cool dude surface of area cylinder of circle surface
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the think the answer is b.
Step-by-step explanation: