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14-02-2022
Mathematics

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A metal wire is shaped in the form of a rectangle. The length of the rectangle is 7 cm and the breadth of the rectangle is 4 cm. The same wire is then formed into a circle. Find the area of the circle. (π≈ 22/7)

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Аноним Аноним

14-02-2022

Answer: 38.5 cm^2

Step-by-step explanation:

Length of wire = 7*2 + 4*2 = 22 cm

Radius of Circle = 22/(2pi) = 3.5 cm

Area of Circle = (3.5)^2*pi = 38.5 cm^2

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