" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2,83= 3,14 × r × r
2,83: 3,14 = r × r
0,901= r × r
akar 0,90 1= r
0,949= r
diameter = r × 2=0,949 ×2=1,898