If the side of each square is $1 c m$ , then find the perimeter of the following figure.

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$26 c m$

$20 c m$

$22 c m$

$24 c m$

answer is A.

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Detailed Solution

The correct option is (A),

Given the side of each square is $1 c m$ .
Perimeter is the length of the boundary of a figure.
There are $5$ squares covering the length of the figure and $5$ rows of these squares.
Hence, the perimeter will be $2 \times 10 = 20 c m$ .

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