" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1256 = 3,14.r²
r² = 1256/3,14
r = √400 = 20 cm
diamter = 2 . jari-jari
= 20.2 = 40 cm