A rectangular tabletop consists of a piece of laminated wood bordered by a thin metal strip along its four edges. The surface area of the tabletop is x square feet, and the total length of the strip before it was attached was x feet. If the tabletop is 3 feet wide, what is its approximate length, in feet?

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Solution

The correct option is D 6
Given, 2(a+b)=perimeter =x;
Area= x = ab;
a = 3;
b= 6;

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The correct option is D 6Given, 2(a+b)=perimeter =x; Area= x = ab; a = 3; b= 6;

The correct option is D 6
Given, 2(a+b)=perimeter =x;
Area= x = ab;
a = 3;
b= 6;