tonythegoat16 tonythegoat16

01-12-2019
Mathematics

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The length of a rectangle is three times width. If the perimeter of the rectangle is 40cm, find its length and width?

Respuesta :

spark10 spark10

01-12-2019

Answer:

width = 5

length = 15

Step-by-step explanation:

width: x

length : 3x

x + 3x + x + 3x = 40

8x = 40

x = 5

width = 5

length = 15

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