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The sum of 4 interior angles of a pentagon is 402° find the measure of the fifth interior angle
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The sum of 4 interior angles of a pentagon is 402° find the measure of the fifth interior angle

User RoflcoptrException
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1 Answer

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Since the sum of all the interior angles in a pentagon is equal to 540 degrees, the measure of the fifth interior angle is 138 degrees.

Calculations:

540 - 402 = 138
User PemaGrg
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