" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b=4,7cm
c=0,2dm=2cm
pole=2ab+2ac+2bc=
2×2,5×4,7+2×2,5×2+2×4,7×2=
23,5+10+18,8=52,3cm²
a=25mm =2,5 cm
b= 4,7 cm
c= 2 cm
Szukane:
P=?
--------------------------
P=2(a*b)+2(a*c)+2(b*c)
P=2(2,5*4,7)+2(2,5*2)+2(4,7*2)=
2*11,75+2*5+2*9,4=
23,5+10+18,8=52,3
Pole prostopadłościanu wynosi 52,3 cm kwadratowego