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20 x 20 = 400 (square meters).
You don't convert square meters to meters. Those are two very different things.
400cm2 same as 0.04m2 400 cm in meters is 4m (400/100 = 4m) 400 cm2 in meters is 0.04m2 (400/(1002))
400ft² = 37.161 square metres.
Just about 400
20 x 20 = 400 (square meters).
25
400
400 square feet = 37.16 square meters.
225
http://www.dict.cc/400 square meters is approximately equal to 0.0988421526 acres.
You don't convert square meters to meters. Those are two very different things.
225
400 square meters are 4.3 thousand square feet.
Area of 1 paver = 16*16 = 256 square units. Area of patio = 20*20 = 400 square units. Number of pavers required = Area of patio/Area of paver = 400/256 = 1.5625 So 2 pavers will suffice.
37.161216 m²
400 square metres