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 Rs 15.( Takeπ = 3.14)

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#### Solution

Circumference = 2πr

`= 2 xx 3.14 xx d/2`

`= 2 xx3.14xx (1.5)/2 = 4.71 m`

Cost of 1 m lace = Rs 15

Cost of 4.71 m lace = 4.71 × 15 = Rs 70.65

Concept: Circumference of a Circle

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