math
Regular pentagon calculator
Regular pentagon calculator turns one edge measurement into the standard regular-polygon outputs: perimeter, area, apothem, and circumradius.
What this page is for
Regular pentagon calculator turns one edge measurement into the standard regular-polygon outputs: perimeter, area, apothem, and circumradius.
Regular pentagon calculator focuses on the core inputs people usually have on hand and returns the most useful derived values in one pass.
One quick way to use it
Example: enter a side length and read off the footprint and boundary of the regular pentagon immediately.
Good next hops
Pair Regular pentagon calculator with nearby tools in the same lane when you need a quick second check or a companion calculation.
Page notes
This route is static, deep-linkable, and lives under the same goppy shell as the rest of the utility center.
Use the copy-link button to keep a direct route to this exact page.