Respuesta :

sweetyhere

Step-by-step explanation:

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Perimeter of rectangle =2(length+width)

90=2(l+10)

45=l+10

l=30cm

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option a

Answer:

It is 35 cm

Step-by-step explanation:

Since the perimeter is 90 you would double 10 to get 20. You would still have 70 cm left to find so you divide 70 by 2 to get 35.

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