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      Question

      If the inradius of a triangle with a perimeter of 60cm

      is 8 cm, then find the area of the triangle.(in cm2)
      A 169 Correct Answer Incorrect Answer
      B 256 Correct Answer Incorrect Answer
      C 240 Correct Answer Incorrect Answer
      D 196 Correct Answer Incorrect Answer

      Solution

      Inradius =8cm Perimeter =60. Area of the triangle =inradius ├Ч semi-perimeter =8├Ч (60/2) =8├Ч30 =240 cm┬▓

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