The ⚀ennea·unquadqua·areanel, or ⚀quadrantal·area

Quantityarea
Formal name

⚀ennea·unquadqua·areanel

Formal abbr⚀e•uqarℓ
Colloquial name⚀quadrantal·area 
Colloquial abbr⚀qdt·ar 
Derivation(⚀trina·octqua·lengthel)2
Derivation abbr(⚀t•olgℓ)2
TGM equiv

≈ unbiqua·Surf

TGM equiv abbr≈ ubSf
SI & USC equiv

= Ɛ3,183,000,000,000z=81,204,927,387,140,096foot2
≈ 27,661,326,610.195acre
≈ 43,220,822.8284298mile2
≈ 111,941,417,244,571meter2
≈ 1,119,414,172,445.71are
≈ 11,194,141,724.4571hectare
≈ 111,941,417.244571kilometer2

scaling01:05:+:14:9.00