Question
The figure is made up of 5 semicircles. EF : FG : GH : HJ is 4 : 1 : 3 : 2. Line EJ is 70 cm. Find the perimeter of the shaded part. (Take π = 227)
2 m

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The figure is made up of 5 semicircles. EF : FG : GH : HJ is 4 : 1 : 3 : 2. Line EJ is 70 cm. Find the perimeter of the shaded part. (Take π = 227)