The ⚀ennea·areanel, or ⚀thumb·area

Quantityarea
Formal name

ennea·areanel

Formal abbr⚀earℓ
Colloquial name⚀thumb·area
⚀pollical·area
Colloquial abbrθu·ar
po·ar 
Derivation(⚀trina·lengthel)2
Derivation abbr(⚀tlgℓ)2
TGM equiv

≈ bicia·Surf

TGM equiv abbr≈ b↓Sf
SI & USC equiv

= 0.Ɛ3183z=0.9384765625inch2
= 605.4675390625millimeter2
6.054675390625centimeter2
= 0.06054675390625decimeter2
= 0.0006054675390625meter2

scaling01:05:+:00:9.00