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youngnephew34

  • one year ago

A road is in the shape of a regular heptagon. What is the measure of each angle on the sign? Round to the nearest tenth? A) 128.6 B) 900 C) 64.3 D) 231.4 Can anybody help me check my work PLZZZZZZZZZ FAN and MEADAL

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  1. anonymous
    • one year ago
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    what do you think the answer is

  2. youngnephew34
    • one year ago
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    I think it is A but not for sure

  3. anonymous
    • one year ago
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    sum of external angles of a regular polygon =360 one external angle of regular heptagon=360/7=51.4 internal angle=180-51.4=128.6

  4. anonymous
    • one year ago
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    so yes you are right

  5. youngnephew34
    • one year ago
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    ok

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