" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 3,14 . 15 ( 15 + 2.45 )
= 47,1 ( 15 + 90 )
= 47,1 . 105
= 4945,5 cm^2