A gardener wants to fence a circular garden of diameter . Find the length of the rope he needs to purchase, if he makes rounds of fence. Also find the cost of the rope, if it costs per meter. (Take )
Step1: Find the length of the rope
We know that,
radius
Also, Circumference of the circle
So, the length of rope required as we need two rounds of fence.
Step2: Find the cost of the rope
Cost of rope =
Cost of rope =
Hence,
Length of rope =
Cost of the rope= ₹