the perimeter of a rectangle is 60cm. its length is twice its width. find its lengt

the perimeter of a rectangle is 60cm. its length is twice its width. find its lengt
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1 Answer

Let the width be x.

Since the length is twice the width, the length is 2x.

The perimeter of the rectangle is x + 2x + x + 2x = 6x

Thus, we have:

6x = 60cm

x = 60 / 6 = 10cm

Length of rectangle = 2x = 2(10) = 20cm
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