The school hall is a rectangle measuring 12 m long and 8 m wide. The school wants to place a rubber mat around the perimeter of the hall for safety. What is the perimeter of the school hall?
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Worked Solution
Step 1: The hall is a rectangle with length = 12 m and width = 8 m.
Step 2: Perimeter = 2 × (length + width) = 2 × (12 + 8) = 2 × 20 = 40 m.
Answer: The perimeter is 40 m.
Correct answer: 40 m
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