ECZ 2023 · GCE Paper 1 — Trigonometry

The diagram shows a right angled triangle ABC. BC is produced to D. AC = 13cm and cos BAC = 1213. Find the value of tan ACD.

Diagram for ECZ 2023 · GCE Paper 1
  • A. 125
  • B. -0.416666667
  • C. 512
  • D. -2.4

Verified working — step 1

cos BAC = ABAC= 1213.

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Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.

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