Mathematics
The perimeter of the shaded region shown in the below figure is
44 cm
88 cm
66 cm
132 cm

Mensuration
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Answer
Radius of larger semi-circle (R) = 14 cm and radius of smaller semi-circle (r) = 7 cm.
From figure,
Perimeter of shaded region = Circumference of larger semi-circle + 2 × Circumference of smaller semi-circle
= πR + 2πr
=
= 44 + 44 = 88 cm.
Hence, Option 2 is the correct option.
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