Asked by claire
                A square is folded vertically twice and the resulting perimeter is 20 cm.What is the peremeter of the square?
            
            
        Answers
                    Answered by
            Reiny
            
    make a sketch
let the original square be 4x by 4x, (avoiding fractions)
after 1 fold: 4x by 2x
after 2 folds: 4x by x
perimeter = 2(4x+x) = 20
5x = 10
x = 2
original square was 8 by 8
and original perimeter was 4(8) = 32
    
let the original square be 4x by 4x, (avoiding fractions)
after 1 fold: 4x by 2x
after 2 folds: 4x by x
perimeter = 2(4x+x) = 20
5x = 10
x = 2
original square was 8 by 8
and original perimeter was 4(8) = 32
                                                    There are no AI answers yet. The ability to request AI answers is coming soon!
                                            
                Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.