## FANDOM

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A heptagon is a 2-dimensional polygon with seven edges. The Bowers acronym for a heptagon is heg.

## Structure and Sections

The regular heptagon is the simplest regular polygon that can't be constructed with a compass and straightedge. Each angle is 128+4/7 degrees.

### Hypervolumes

• vertex count = $7$
• edge length = $7l$
• surface area = $\frac{7}{4}\cot\left( \frac{\pi}{7} \right) {l}^{2}$

### Subfacets

$\{1\}$ $\{2\}$ $\{3\}$ $\{4\}$ $\{5\}$ $\{6\}$ $\{7\}$ $\{8\}$ $\{9\}$ $\{10\}$ ... $\{\aleph_0\}$
Monogon Digon Triangle Square Pentagon Hexagon Heptagon Octagon Enneagon Decagon ... Apeirogon
Regular
$t_0 \{7\}$
Rectified
$t_1 \{7\}$
Truncated
$t_{0,1} \{7\}$