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Exam-style practice

Similarity answer explanations

Review worked answers and explanations for Similarity. Aligned to Cambridge IGCSE Mathematics.

Answer explanations

Question 1 of 2

Review the answer support, then move sideways through the set.

Paper 2 structured question: Similarity

Paper 2Core or Extended Mathematics3 marks

Diagram Description

Two similar triangles ABC and DEF

Triangle ABC is similar to triangle DEF. The length of side AB is 6 cm, and the corresponding side DE is 9 cm. The area of triangle ABC is 24 cm².

Triangle ABCTriangle DEF
AB = 6 cmDE = 9 cm
Area = 24 cm²Area = ?
  1. a

    Calculate the area of triangle DEF.

    [3]