Answer: the exact answer is 66.6666667, but if you want a simplified answer the answer would be 67ft of wallpaper.
Explanation:
check on the calculator.
Answer:
Parimeter = (10 2/3 + 6 1/4 + 10 2/3 + 6 1/4) = 20 4/3 + 12 2/4
Parimeter = 21 1/3 + 12 1/2 = 21 2/6 + 12 3/6 = 33 5/6 ft
Amount of Wallpaper Border = 33 5/6 ft
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