" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
S=α/360 2πr
u nas mamy
α/360 2πr=2π dzielimy przez 2π
α/360 r=1 stad r=360/α
α=45 czyli r=360/45= 8