brycecmadsen brycecmadsen

22-09-2021
Mathematics

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Length of a rectangle is 3 times it’s width perimeter 48 find area

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sanyamjain99 sanyamjain99

22-09-2021

Answer:

Let width = l

Therefore, length = 3l

Perimeter = 2(l+b)

48 = 2(l+3l)

48 = 2× 4l

48 = 8l

8l = 48

l = 48/8

l = 6

Width = 6

Therefore, length = 3×6

= 18

Area = l×b

= 18×6

= 108

Step-by-step explanation:

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