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21-05-2020
Mathematics

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The length of a rectangle is four times it width. If the perimeter of the rectangle is 70 ft, find its length and width

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23-05-2020

Answer:

length= 4w

width= w

perimeter= 2(l+w)

70= 2(4w+w)

70=8w+2w

70=10w

10. 10.

w= 7ft

l= 7×2

=56

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