the radiys of a circular field is 210m. the cost of fencing its circum – InterviewSolution

1.

the radiys of a circular field is 210m. the cost of fencing its circumference at the rate of rs 1.25per metre is

Answer»

circumference of circle = 2 × 22/ 7 × r

2× 22/ 7 × 210m = 44 × 30 = 1350

PER metre = 1350 × 1.25 = 1687.5

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