Explanation:
Amy’s field is bounded by a 1.8 km stretch of river to the west and a 1200 m section of road to the east.
The northern boundary is 2300m long. To the south, the field has a 1.1km wall and 0.7km hedge.
Amy is going to put a fence around this field. How long will the fence need to be?
a)7.1 km
b)13.4 km
c)38.6 km
d)Not enough information.
correct answer is d 38.6