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nlexa [21]
3 years ago
6

The length of a rectangle is 3 times the

Mathematics
1 answer:
sweet-ann [11.9K]3 years ago
5 0

Answer:L= 3W

Perimeter = 2(l+w) = 40

 

2(3w+w) = 40

 

2*4w = 40

8w =40

w = 5

l = 3*5 = 15

Hope I helped

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