Question

The perimeter of a square field in 8km.find it's area in hectares.

Answer 1

Given that ,
Perimeter = 8 km
= 4*Side
So , Side = 2 km
Now , Area = (Side)^2
= 2*2 = 4 sq. km
So , Area in hectares = 4*100 = 400 Hectares .