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प्रश्न
The perimeter of a rectangle is 130 cm. If the breadth of the rectangle is 30 cm, find its length. Also find the area of the rectangle.
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उत्तर
Perimeter = 2 (Length + Breadth) = 130
2 (Length + 30) = 130
Length + 30 = 65
Length = 65 − 30 = 35 cm
Area = Length × Breadth = 35 × 30 = 1050 cm2
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