" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
5 10 2πr=2π5=10π πr²=π5²=25π
1,1 2,2 2πr=2π1,1=2,2π πr²=π(1.1)²=1.21π
2πr=2π=π πr²=π²=π= π
A tego drugiego niestety nie wiem xd