SOLUTION: 1.The Perimeter of a rectangle is 60cm. Its length is twice its width. Find its length. Thank you so much.

Question 468261: 1.The Perimeter of a rectangle is 60cm. Its length is twice its width. Find its length. Thank you so much.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,



length is twice its width

Let x and (2x) represent the width and length respectively.

  Question states***

P = 2*2x + 2x = 60cm 

      6x = 60cm

       x = 10cm, the width.  the length is 20cm



CHECKING our Answer***

 2*10cm + 2*20cm = 60cm 

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