What is the perimeter?

34 cm

Solution:
You add up the measurements of all sides. So you would get perimeter=12+12+5+5. Which equals 34 cm

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To find perimeter u add the length of all the sides of the rectangle. so since it’s a rectangle if it’s 12 cm on one side it will be 12 cm on its opposite side and same thing for the last two sides.
12+12+5+5= 34 cm
P=34 cm

The first option would be correct if it were one half and not one