20.81
14ft x 8ft = 112 square feet 112 square feet = 10.4 square metres
5.8m^2/ 5.8 metres squared
14 ft x 9 ft = 126 sq ft = 126 x .0929 m2 = 11.7 m2 (approx)
100 x 100 = 10000 square cm for one square metre. So 70000 for 7 square metres.
20.81
approximately 3.56 metres
Be very very careful about this because this is an area where the English language is ambiguous. Many people use metres squared and squared metres to mean the same thing. In fact, squared metres can be written metres2 or m2 which most people will read as metres squared! Having issued that warning, 5.6 metres squared should mean a square are whose sides are of length 5.6 metres and so its are is 5.6*5.6 squared metres. Thus X metres squared should be X2 square metres.
(14 feet)(80 feet) = 1120 square feet.
14ft x 8ft = 112 square feet 112 square feet = 10.4 square metres
A 30ft x 14ft room = 420 square feet.
14 ft x 17 ft = 238 sq ft = 22.11 sq metres (approx).
5.8m^2/ 5.8 metres squared
Its 6.96772 metres squared.
14 ft x 9 ft = 126 sq ft = 126 x .0929 m2 = 11.7 m2 (approx)
14*14 = 196 square feet
The question is imprecise - 16000 metres squared could be 16000m2 (16000 square metres) or 16000m x 16000m (256000000 square metres) One hectare is 11960 square yards (yard2)