What is the perimeter?, 5, 10, 15, What is the perimeter?, 10, 12, 14, What is the perimeter, 10, 12, 14, What is the perimeter?, 9, 12, 15, 18, What is the perimeter?, 10, 20, 15, 25, What is the perimeter?, 4, 6, 8, What is the perimeter?, 15, 16, 18, 20, What is the perimeter?, 9, 12, 15, What is the perimeter?, 6, 8, 10, 12, What is the perimeter?, 8, 10, 12, 14, A fence around a garden, area, perimeter, A picture frame (the outside), area, perimeter.

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