jonellesinclair619 jonellesinclair619

19-09-2021
Mathematics

contestada

The length of a rectangle is 9 cm more than its width. The perimeter is 82 cm. Find the length of the rectangle.

Respuesta :

efeng25 efeng25

19-09-2021

Answer:

25cm.

Step-by-step explanation:

Length = x+9

width = x

Perimeter = 2*width + 2*length

Perimeter = x+x+x+9+x+9

Perimeter = 4x+18=82

-18 -18

4x=64

/4 /4

x=16 cm.

Length = x+9

16+9= 25cm.

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