twizzy1002 twizzy1002

30-09-2017
Mathematics

contestada

The length of a rectangle is 4 cm more than the width and the perimeter is at least 48 cm. What are the smallest possible dimensions for the rectangle?

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madisonespinoza madisonespinoza

01-10-2017

Let w be the width then w+4 is the length and 2*w+2*(w+4)=4*w+8 is the expression for the perimeter. So
4*w+8>=48
4*w>=40
w>=10

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