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What is the value of x in this heptagon?
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What is the value of x in this heptagon?
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Dec 12, 2018
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What is the value of x in this heptagon?
Mathematics
high-school
Guo Luchuan
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Guo Luchuan
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I think you need to add all the numbers
hope this helps
but i 'm not sure
Joe Kul
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Dec 13, 2018
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Joe Kul
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the sum of the angles in a heptagon is 900 degrees
so add them
113+168+129+101+x+144+122=900
777+x=900
minus 777 from both sides
x=123
x=123 degrees
Billworth Vandory
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Dec 16, 2018
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Billworth Vandory
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