Math, asked by artemis82, 1 year ago

a park is in the shape of a circle and a person walking on the boundary covers a distance of 440 m in one round find the diameter of the park and also the cost of covering it with gravel at rupees 225 per m square

Answers

Answered by Jerryscherry

3

Answer:

Step-by-step explanation:2πr=440

44/7×r=440

r=70

Hence D=140

Cost =225×440=99000

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