Prove that, if the side of a square is doubled, its new perimeter is also doubled. please help me in this question it's important please help me
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(2*a)+(2*a)+(2*a)+(2*a)=8*a(eight times of a). now change in Perimeter:(new perimeter )/(original perimeter)=(8*a)/(4*a)=2. Hence we can conclude that If the side of square is doubled ,its perimeter would also be doubled.
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see the photo attached above i typed it and hope this helps
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