Respuesta :

ppjahagi

Answer:

18cm

Step-by-step explanation:

You would do 90/5 which is 18. Each side of the pentagon is 18cm.

xXReviveXx

Answer:

X = 18

Step-by-step explanation:

This is a regular pentagon, meaning that each side is the same. Now, since we know the perimeter, we can divide that by 5 to find each side's length (x). 90/5 = 18, so the length x of each side is 18.

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