1 m2( 1 m2)= 100dm？ (100 square decimeter) = 10000cm? ( 10000 cm2)= 1000000mm？ (1000000 mm2) = 0.0001hectare =0.00000 1km? (0.000001km2) = 0.01hectare = 0.00044 1054 acre = 0.00 1 square mile =10+038.

practical application

1.㎡ can be used to measure all kinds of items purchased in daily life. Including the measurement of buying a house and buying tiles.

2.㎡ can be used to solve and learn mathematical problems, and can also be widely used in other disciplines.

Square meter (㎡)-is the international unit of area. It is a common measure in life and work.

Definition: The area of a square with a side length of 1m is defined as 1m2, and the area of a plane with any shape is also called 1m2 if it is equivalent to the area of a square with a side length of1m..