The perpendicular distance from the center of a regular polygon to any of its sides.
(math.) The perpendicular from the center of a regular polygon to any one of its sides.
(geometry) The distance from the center of a regular polygon perpendicular to one of its sides (a special case of the above).
Origin of apothem
- apo– Greek thema something laid down theme
From American Heritage Dictionary of the English Language, 5th Edition
- From Ancient Greek ἀπόθεμα (apothema, “deposit”), from ἀπό (apo, “off, away”) + θέμα (thema, “that which is laid down”).