Question

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Answer 1

Answer:

let we take X as a breadth

Step-by-step explanation:

then it's twice will be 2x

length= 6 more than twice of breadth so,2x*6=12x.

perimeter of rectangle= length*breadth

12x*2x=24x

Answer 2

Answer:

Perimeter=2(l+b)

Step-by-step explanation:

l=2b+6

l=2x+6

perimeter=2(2x+6+x)