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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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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

User Spiegel
by
5.8k points

1 Answer

4 votes

Answer:

x+9

Explanation:

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

User Redrah
by
6.2k points
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