" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2.3,14.r = 37680 cm : 200
6,28 r = 188,4 cm
r = 188,4 / 6,28
r = 30 cm
37680 = 3,14.d.200
37680 = 628.d
d = 37680 / 628
d = 60
r = 1/2 . d= 1/2.60 = 30