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      Question

      Find the circumference and area of a circle of radius 7

      cm. Take π = 22/7.
      A 44 cm and 104 cm² Correct Answer Incorrect Answer
      B 34 cm and 124 cm² Correct Answer Incorrect Answer
      C 44 cm and 154 cm² Correct Answer Incorrect Answer
      D 24 cm and 150 cm² Correct Answer Incorrect Answer

      Solution

      Circumference = 2πr = 2 × (22/7) × 7 = 44 cm Area = πr² = (22/7) × 7 × 7 = (22/7) × 49 = 154 cm² Answer: Circumference = 44 cm; Area = 154 cm².

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