Question

Anands Garden 70 metre long and 50 metre wide and in the form of a rectangle. if the uses three layers of barbed wire to fence the garden,what is the total length of the wire used?

Answer 1

Answer:

perimeter of rectangle = l*b

so perimeter = 3500 m

now according to question :-

it said three layer of barbed wire so

length of wire = 3 * perimeter = 3*3500=10500 m