" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
d₁=45
d₂=?
P=½*d₁*d₂
900=½*45*d₂
d₂=40
P=9a
9a=900m²
d1=45m
d2=?
900m²=(45mxd1)/2 ||x2 obie strony
1800m²=d2x45m||:45
d2=1800m²/45m
d2=40m
Odp. 40 m