Mathematics 0580 · IGCSE · Similarity

Similarity — practice question

The figure shows two triangles. For triangle ABC, AB = 15 cm and BC = 9 cm. For triangle PQR, PQ = 18 cm. The diagram is NOT TO SCALE. Triangle ABC is similar to triangle PQR.
(main)[2]

Calculate the value of $QR$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Correct answer: $10.8$” …

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI