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      Question

      The perimeter of a floor a room is 36m. What is the area

      of four walls of the room, if its height is 6m?
      A 256 mยฒ Correct Answer Incorrect Answer
      B 216 mยฒ Correct Answer Incorrect Answer
      C 196 mยฒ Correct Answer Incorrect Answer
      D 324 mยฒ Correct Answer Incorrect Answer

      Solution

      Perimeter = 2(l + b) = 36m and height = 6m Area of 4 walls = 2(l + b) × h = (36 × 6) = 216 m²

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