solution of (find the perimeter of ............
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Step-by-step explanation:
perimeter of the given figure
= πr + 2r
where,
r is the radius of the semicircle
r = 20/2
= 10 cm
putting the value,
perimeter = 3.14(10) + 2(10)
= 31.4 + 20
= 51.4 cm
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