" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
120= 1/3 kola
h=a√3/2
h=4√3×√3/2
h=4×3/2
h=6
r=2/3h
r=2/3 ×6
r=4
P=TTr²
P=TT4²
P=16TT