Step-by-step explanation:
if you mean 5.3 cm for square it's okay
but if you mean 5:3 it's rectangle
i gonna solve both
case I
l = 5.3
perimeter = 4L= 4*5.3= 212 square cm
case II
l=5 cm
b=3 cm
perimeter=2(l+b)= 2*( 5+8)= 2*8= 16 square cm
7.2m questions
9.5m answers