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Solution

Correct Option: 4

The figure is a stadium shape: two straight sides of length 18 cm each and two semicircles (which together form a full circle) with diameter 7 cm. Perimeter = 2×18+π×7=36+22=582 \times 18 + \pi \times 7 = 36 + 22 = 58 cm (using π=22/7\pi = 22/7), which matches option 4.

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