Part A Find the length of the apothem. Part B Find the area of the pentagon. Part C Find the central angle. Part D Find the perimeter.

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A: The sum of the exterior angles of a polygon is 360°. So x+2x+5x+6x+7x+9x = 360 30x = 360 X = 12 So…

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A: sum of the quadrilateral  angle = 360

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A: See the attachment

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