Find the perimeter of the adjoining figure, which is a semicircle including its diameter.
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Solution
Radius = 5 cm
Length of curved part = πr
`= 22/7 xx 5`
= 15.71 cm
Total perimeter = Length of curved part + Length of diameter
= 15.71 + 10 = 25.71 cm
Concept: Area of Circle
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