Question

Perimetrul unui patrat este 188 m.
Ce lungime are latura acestuia ?

Answer 1

188:4=47 => latura are 47 m. 

Answer 2

$P _{p} =l+l+l+l=4l$
$P_{p} =188 m$
$l=?$
$l=P:4$
$l=188 m:4$
$l=47 m.$