what does the size 1/72 means

[Vin_microsoft]

trying to find out if appies font or point

 

[Sohail khan]

You can specify a row height of 0 (zero) to 409. This value represents the
height measurement in points (1 point equals approximately 1/72 inch or 0.035
cm). The default row height is 12.75 points (approximately 1/6 inch or 0.4
cm). If a row has a height of 0 (zero), the row is hidden.

 

[macropod]

1/72 of an inch is one point. Font sizes are measured in points.