03-09-2021
Mathematics

contestada

A rectangular picture frame has a width of 9 cm and a length of x cm.

Which expression represents the perimeter of the picture frame?

2x + 18

2(x+18)

2x + 9

x + 9

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mafichilehlohonolo mafichilehlohonolo

03-09-2021

Answer:

x+9

Step-by-step explanation:

the perimeter of any polygon is the sum of all the sides

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