Question

A farmer has a rectangular field of length and breadth 240 m and 180m respectively. He wants to fence it with 3 rounds of rope. What is the total length of rope he must use?​

Answer 1

Answer:

lenght of wire neede= 3* perimeter of field

=3*2(l+b)

=3*2(240+180)

=3*2(420)

=2520m.

Answer 2

Answer:

Permeter= 2× (240 + 180)

= 840 m

3 rounds = 3×840 = 2520 m

He must use 2520m of rope.

Step-by-step explanation:

First find the perimeter.

Perimeter = 2( Length + Breadth )