This is the 8237th most frequent Japanese word.
平方メートル
Square meter.
In this sentence, "平方メートル" is used as a unit of area measurement to describe the size of a room.
この部屋は24平方メートルです。
This room is 24 square meters.
Here, "平方メートル" quantifies the area of land purchased.
土地を50平方メートル分購入しました。
I bought 50 square meters of land.
In this sentence, "平方メートル" is used to express the floor area of a structure.