Răspuns :
a=3624 cm:4=906
a=9,06m
l=2,6×9.06=23,5m
L=9.06+2.16=11.2
Pdreptunghi=2(l+L)= 2(23,5+11,2)= 47+22,4=68,4.
P=36,24 m
P=4 l
36,24=4 l
l=36,24:4=9,06 m( latura patrat)
Ldreptunghi=2,6+9,06=11,66 m
l=2,16+9,06=11,22 m
P=2(L+l)
P=2(11,66+11,22)=2×22,88=45,76m
P=4 l
36,24=4 l
l=36,24:4=9,06 m( latura patrat)
Ldreptunghi=2,6+9,06=11,66 m
l=2,16+9,06=11,22 m
P=2(L+l)
P=2(11,66+11,22)=2×22,88=45,76m