MEASURES OF CAPACITY AND WEIGHT 399 



i milligram = 



i gram 



i kilogram = 



Metric System. 

 .001 gram = 



i 



IOOO 



grams = 



The circumference of a circle 

 The area of a circle 

 The surface of a sphere 

 The volume of a- sphere 



.015 grain (Avoir). 

 15.43 grains 

 2.2 pounds 



= ird. 



or 



*** 



3.1416. 



diameter. 



radius 



