A wire is in the shape of a rectangle. Its length is 36cm and breath is 30 cm. If the same wire is rebent in the shape of a circle what will be the radius also find which shape encloses more area by how much?
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Step-by-step explanation:
Total length of wire = 2(l + b) = 2(30+36) = 132cm
circumference of circles= 2πr= 132cm
= r= 132/2 × 7/22
= 3×7 = 21cm
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