Respuesta :

coleyrehanna2007

Answer:

25cm

Step-by-step explanation:

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nancygoyal

Answer:

25

Step-by-step explanation:

perimeter of square= 20

then each side= 20/4=5

Therefore each length of square is 5cm

since one side is being shared and it's a regular pentagon, whatever the length of one side of square will be equal to each side of Pentagon.

So side of pentagon is 5.

then perimeter is 5×5 =25 cm

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