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alexandr1967
[171]
3 years ago
9
In a heptagon, the sum of the measures of 4 of the angles is 478 degrees. What is the sum of the measures of the other 3 angles?
Mathematics
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answer:
LuckyWell
[14K]
3 years ago
5
0
Given that the heptagon has a interior angles sum of 900, the 3 angles is 900 - 478 = 422 degree.
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