Answers

2014-09-29T12:01:45+08:00
The answer is 150.72
radius = 3.14

           12
         ×  4
       --------
          48
 
 3.14  ×  4
 
     3.14 --- there are 2 decimal point
  ×      4
 -----------
     2512
   1256 
 ------------
 150.72 --- we need to put 2 decimal point

150.72 --- answer
1 5 1
yung 16.0s sconds ba yun kung hnd ieedit ko na lang ha.