Math, asked by vanshi9036, 10 months ago

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 cost of the rope if it costs rupees 4 . (Take π=22/7)

Answers

Answered by jimehta44
3

Step-by-step explanation:

Circumference is pi *diameter

Therefore circumference is 66 m

Length of 2 rounds of rope is 66×2=132

Cost of rope =132×4=528 rupees

Answered by Aripthajoysce120735
3

Answer:

Diameter of the circular garden = 21 m

∴ Radius = 21 / 2 m

∴ Circumference = 2πr = 2×22 / 7×21 / 2

= 66 m

Length of rope needed for 2 rounds

= 2 × 66 m = 132 m

Cost of the rope = ₹4 × 132 = ₹ 528

Step-by-step explanation:

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