Joyce is putting a decorative border below the ceiling of her
bedroom. The bedroom’s ceiling is a rectangle. The shorter
sides are 12 feet and the longer sides are 16 feet. What is the
perimeter of the ceiling?
A) 192 ft.
B) 28 ft.
C) 56 ft. (Correct Answer)
D) 768 ft.
Explanation:
To find the perimeter of the ceiling (a rectangle) the four sides must be totaled.
12 + 16 + 12 + 16 = 56. The perimeter of the ceiling is 56 feet.
Related Common Core State Standard: Geometry: 6.G.1
