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The measures of the exterior angles of a heptagon are xº, 2x°, 4x°, 6x°, 8x°, 9x° and 10x°. Solve for x.
Question
The measures of the exterior angles of a heptagon are xº, 2x°, 4x°, 6x°, 8x°, 9x°
and 10x°. Solve for x.
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Mathematics
5 years
2021-07-17T17:24:33+00:00
2021-07-17T17:24:33+00:00 2 Answers
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Answers ( )
Answer:
the sum of exterior angle of a polygon is always 360 degree.
therefore,
xº+ 2x°+ 4x°+ 6x°+ 8x°+ 9x° +10x° = 360°
40x = 360°
x = 360/40 = 9
x = 9
Answer:
120 degrees
Step-by-step explanation: