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Need help with this immediately!!!

Need help with this immediately!!!
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Need help with this immediately!!!

Need help with this immediately!!!-example-1
User KML
by
7.7k points

1 Answer

3 votes

x = 127°

Explanation:

The sum of the interior angles of an n-sided polygon is (n - 2)×180°. For a 5-sided polygon (pentagon), the sum is 540°. From the diagram,

90 + 90 + 90 + 143 + x = 540

Solving for x,

x = 127°

User Hugo Noro
by
8.3k points
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