A gardener wants to fence a circular garden of diameter `21m.` Find the length of the rope he needs to purchase, if he makes 2 rounds of fence. Also find the costs of the rope, if it cost Rs 4 per meter. (take `pi=22/7`)

Saima wants to put a lace on the edge of a circular table cover of diameter 1.5m. Find the length of the lace required and also find its cost if one meter of the lace costs Rs15. (take pi=3.14)

Find the cost of fencing a circular garden of radius 21 m at Rs. 10 per metre.

6).From a circular sheet of radius 4 cm, a circle of radius 3 cm is removed. Find the area of the remaining sheet. (take pi=22/7) (7).Saima wants to put a lace on the edge of a circular table cover of diameter 1.5 m. Find the length of the lace required and also find its cost if one meter of the lace costs ?15.(take pi=22/7)

A triangular garden needs to be fenced. If the length of the sides of the garden are 233 m, 225 m and 342 m, find the cost of fencing it at the rate of Rs. 35 per metre.

The area of a square field is 16 hectares. Find the cost of fencing it with a wire at Rs. 2 per metre.

The diameter of a circular plot is 49m. Find the cost of fencing it at 30 paise per metre

Find the total cost of wooden fencing around a circular garden of diameter 28 m, if 1m of fencing costs 300Rs.

The area of a circular field is 13.86 hectares. Find the cost of fencing it at the rate of Rs 4.40 per metre.