Quelpr
2 marksArea of Plane Shapes

CSEC Mathematics · May/June 2008 · Paper 2 · Question 4(a)

The diagram below, not drawn to scale, shows a triangular prism with right-angled isosceles triangles at both ends. Angle ABC = 90° and AB = BC = 4 cm.

Calculate the area of triangle ABC.

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Other parts of this question

  1. 4(b)(i)Use a ruler and a protractor to draw accurately the quadrilateral PQRS shown below. PQ = 8 cm, QR = 4 cm, PS = 6.5 cm, angle PQR = 125° and angle QPS = 70°.[5 marks]
  2. 4(b)(ii)Measure and state the length of RS.[1 mark]
  3. 4(b)Calculate the length of the edge CD.[3 marks]
  4. 4(c)Calculate, to one decimal place, the length of the edge AC.[2 marks]
  5. 4(d)State the number of faces, edges, and vertices of the prism.[3 marks]

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