1 square millimeter = 0.000 001 square meter
To find out how many 20mm x 20mm squares fit in a square meter, first convert square meters to square millimeters. One square meter equals 1,000,000 square millimeters. Each 20mm x 20mm square has an area of 400 square millimeters. Dividing 1,000,000 by 400 gives you 2,500, so there are 2,500 of these squares in a square meter.
There are 1000 millimeters in a meter.
There is no "mili" meter.There is a length unit millimeter (millimetre in British). The millimeter is one thousandth of a meter. It is a length (one dimensional).Square meter is an area (two dimensional).There are one million square millimeters in one square meter. (1000 * 1000 = 1000000)
50 meters = 50,000 millimeters. There are 1000 millimeters in one meter.
1.4 meters=1400 millimeters (there are 1000 millimeters in one meter)