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24-06-2020
Mathematics

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How do I find value of X

How do I find value of X class=

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senuthibihansa25 senuthibihansa25

24-06-2020

Answer:

147°

Step-by-step explanation:

106°+139°+126°+141°+112°+129°+x =900°

753°+x = 900°

x = 900°-753°

x= 147° (sum of the interior angles of a heptagon=900°)

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