SOLUTION: The sum of the measures of four angles of a pentagon is 405 degrees. Find the measure of the fifth angle.

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Question 589257: The sum of the measures of four angles of a pentagon is 405 degrees. Find the measure of the fifth angle.
Answer by solver91311(24713) About Me  (Show Source):
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The sum of the measures of the interior angles of an -gon is given by . Use to calculate the sum of the angles of a pentagon. Subtract the given sum of measures of the first four interior angles to find the measure of the fifth.

John

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