Question

An army officer wants to fence his square field of side 20 m .Find the length of

the wire needs to purchase, if he makes 4 rounds of fence. Also Find the cost of

the wire , If it costs Rs 3.5 per meter..​

Answer 1

Answer:

Side= 20m

perimeter= 4×20m

=80m

So, for 4 rounds of fence= 80m ×4

= 320m

Now,

Cost of wire per meter= Rs.3.5

Therefore, cost of wire of length 320m = 320× 3.5

= Rs.1120

Step-by-step explanation:

HOPE THIS HELPS

Answer 2

Answer:

I agree with the 1st answer

Step-by-step explanation:

Hope this helps