Преобразовать 4.2 ft² в mm²

mm² → m² mm² → cm² mm² → inch² mm² → ft² mm² → yd² mm² → dm²

0.01 ft² 0.1 ft² 0.25 ft² 0.5 ft² 1 ft² 2 ft² 5 ft² 10 ft² 20 ft² 4.3 ft²