Regular Polygon Apothem from Side and Count: 20 units Side Length; 12 Number of Sides Number of Sides

Specific conversion page with reference context, calculator, and nearby values.

Author

Prof. Kwame Asante

Math editorial contributor

Ghanaian-British historian at Oxford, specializing in pre-colonial West African trade networks

Reviewed by

Prof. Kenji Tanaka

Math content reviewer

Japanese materials scientist at Kyoto University, known for breakthroughs in sustainable polymer research

Last updatedFebruary 22, 2026

PublishedFebruary 22, 2026

Table of Contents

  1. Value details
  2. Calculator
  3. Nearby reference values
  4. FAQs
  5. Methodology and review
  6. Navigation and related conversions

20 units Side Length; 12 Number of Sides Number of Sides converts to

37.320508 units

Use this as a quick reference for Regular Polygon Apothem from Side and Count.

Value Details

Input: 20 units Side Length; 12 Number of Sides Number of Sides

Output: 37.320508 units

Browse all reference values for Regular Polygon Apothem from Side and Count

Regular Polygon Apothem from Side and Count

Calculate apothem of a regular polygon from side length and number of sides.

Calculated Result

Nearby Reference Values

Regular Polygon Apothem from Side and Count values near 20 units Side Length; 12 Number of Sides Number of Sides
ScenarioApothem
10 units Side Length; 8 Number of Sides Number of Sides12.071068 units
10 units Side Length; 10 Number of Sides Number of Sides15.388418 units
10 units Side Length; 12 Number of Sides Number of Sides18.660254 units
10 units Side Length; 20 Number of Sides Number of Sides31.568758 units
20 units Side Length; 3 Number of Sides Number of Sides5.773503 units
20 units Side Length; 4 Number of Sides Number of Sides10 units
20 units Side Length; 5 Number of Sides Number of Sides13.763819 units
20 units Side Length; 6 Number of Sides Number of Sides17.320508 units
20 units Side Length; 8 Number of Sides Number of Sides24.142136 units
20 units Side Length; 10 Number of Sides Number of Sides30.776835 units
20 units Side Length; 12 Number of Sides Number of Sides37.320508 units
20 units Side Length; 20 Number of Sides Number of Sides63.137515 units
50 units Side Length; 3 Number of Sides Number of Sides14.433757 units
50 units Side Length; 4 Number of Sides Number of Sides25 units
50 units Side Length; 5 Number of Sides Number of Sides34.409548 units
50 units Side Length; 6 Number of Sides Number of Sides43.30127 units
50 units Side Length; 8 Number of Sides Number of Sides60.355339 units
50 units Side Length; 10 Number of Sides Number of Sides76.942088 units
50 units Side Length; 12 Number of Sides Number of Sides93.30127 units
50 units Side Length; 20 Number of Sides Number of Sides157.843788 units

Frequently Asked Questions

Common questions about Regular Polygon Apothem from Side and Count, formulas, and expected usage.

What does the Regular Polygon Apothem from Side and Count calculator do?

It helps with finding inradius/apothem for regular polygons in layout and area calculations.

What formula does the Regular Polygon Apothem from Side and Count calculator use?

Apothem = side / [2 tan(π/n)].

What inputs are valid?

Side length must be non-negative and number of sides must be an integer >= 3.

When would I use this?

finding inradius/apothem for regular polygons in layout and area calculations

Methodology and Review

This page is generated from the same conversion definition used by the main calculator page, which keeps the calculator, reference table rows, and FAQ schema aligned.

Reviewer and update metadata are shown above and included in structured data. See our editorial policy, review process, and corrections policy.

Use this page as a fast lookup reference, then confirm final project values using applicable standards and manufacturer documentation.