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      Question

      If the side of an equilateral triangle is 20 cm, then

      what is its area?
      A 125√ 3 Correct Answer Incorrect Answer
      B 100√ 2 Correct Answer Incorrect Answer
      C 100√ 3 Correct Answer Incorrect Answer
      D 125√ 2 Correct Answer Incorrect Answer

      Solution

      Area = (Ö 3/4 ×(side)² = (Ö 3/4×20×20 =100Ö 3.

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