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प्रश्न
Each side of a regular polygon is 2.5 cm in length. The perimeter of the polygon is 12.5 cm. How many sides does the polygon have?
बेरीज
उत्तर
The perimeter of a regular polygon is the sum of the lengths of all its equal sides = 12.5 cm.
Length of each side = 2.5 cm.
Thus, the number of sides = `12.5/2.5 = 125/25 = 5`.
The polygon has 5 sides.
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