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प्रश्न
What is the length of the wooden strip required to frame a photograph of length and breadth of 32 cm and 21 cm respectively?
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उत्तर
The required length of the wooden strip = Perimeter of the photograph
= 2 (Length + Breadth)
= 2 (32 + 21)
= 2 (53)
= 2 × 53
= 106 cm
∴ The required length of the wooden strip is 106 cm.
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