| 1. | Mother of pearl Hexagon & heptagon inlay position markers on fingerboard.
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| 2. | The linear interpolation in such cases will produce a plausible single heptagon.
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| 3. | These 4 symmetries can be seen in 4 distinct symmetries on the heptagon.
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| 4. | From each collar hangs a white heptagon symbolic of the united seven authorities.
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| 5. | From the collars hang heptagons, the seven sides representing the union of seven councils.
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| 6. | The Brazilian 25-cent coin has a heptagon inscribed in the coin's disk.
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| 7. | In 2014 MESA was bought by Heptagon
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| 8. | Seven pendant lamps and a glass Heptagon ( seven-sided polygon ) decorate the altar.
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| 9. | The area of a regular heptagon can be expressed in terms of the roots of a cubic.
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| 10. | The illustration shows an example in which the seven points are the vertices of a regular heptagon.
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