“平方米”用英语怎么说？

3平方米的厚板倾斜放置着。The 3-metre-square slabs are on a tilt.一块6米见方的地毯面积是36平方米.A carpet six metres square has an area of 36 square metres.这间屋子是五米的三米, 合十五平方米.This room is five metres by three, or fifteen square metres....