" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
P = d² / 2
P = (7 cm)² / 2 = 49 cm² / 2 = 24,5 cm²
a = 7√2 cm/2
P = a² = (7√2 cm/2)² = 24,5cm²
a pierw z 2 = 7
a= 7 pierw z 2 / 2
P = a do 2
P= 24,5