Perimeter of an irregular polygon is:

Sum of length of all the sides.

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Product of length of all the sides.

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Twice the sum of length of all the sides.

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Half of the sum of length of all the sides.

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Solution

The correct option is A Sum of length of all the sides.
Perimeter of an irregular polygon is the sum of length of all the sides.

For the irregular polygon given below,
the perimeter is 4 cm + 9 cm + 10 cm + 8 cm which is equal to 31 cm.

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