4. Based upon what you know of triangles and the sum of their interior angles, what do you think the sum of the interior angles of a pentagon is? 400 H G pentagon LL F

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Q: Could you just a brief explanation of how each step is done?

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Q: What is supposed to be in place of the question mark in Step 2?

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A: Yes your work is correct. Well done.

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A: The answer is in step2.

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