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1 markArea of Plane Shapes

CSEC Mathematics · May/June 2013 · Paper 2 · Question 4(a)(iv)

The diagram below shows an isosceles triangle CDE. G is the midpoint of CD.

Calculate the area of the triangle CDE.

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Other parts of this question

  1. 4(a)(i)Measure and state, in centimetres, the length of DE.[1 mark]
  2. 4(a)(ii)Measure and state, in degrees, the size of <ECD.[1 mark]
  3. 4(a)(iii)Determine the perimeter of the triangle CDE.[2 marks]
  4. 4(b)(i)Determine the gradient of AB.[2 marks]
  5. 4(b)(ii)Determine the coordinates of the midpoint of AB.[2 marks]
  6. 4(b)(iii)Determine the equation of the perpendicular bisector of AB.[3 marks]

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