Question

6. A rectangular piece of plot measures 0.5 km by 0.4 km. Each side is to be fenced with 4 rows
of wires. What is the length of wire needed? If the wire costs Il per metre, what will be the
cost of wire required for fencing?
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Answer 1

Step-by-step explanation:

circumference of the rect. plot of land.

2 x l x b

2 x (0.4 x 0.5)km

0.4 km

Now length of wire required to fence the rect. plot of land into 4 rows

(4 x 0.4)km

1.6 km

Now cost of the total wire :

1.6 km x 11rs

1600 m x 11rs

17600 rs