" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
^potęga 2
a)
Pp =2a^= 2*20^=2*400=800cm^
pb=4a*h=4*20*5√3=400√3 cm^
Pc= 800cm^ + 400√3 cm^
b)
Pp = 6a²√3:4= 6*20^√3:4=6*400√3:4=600√3
Pb= 6a*h = 6*20*5√3= 600√3 cm^
pc= 600√3+600√3
liczę na naj ;)