Angles in an Isosceles Triangle with Transversal Lines

Angles in an Isosceles Triangle with Transversal Lines

Secondary 1

In the figure, \(AC=BC\), \(\angle CAB=55{}^\circ \) and \(\angle CPQ=38{}^\circ \). Find the values of

  1. \(\angle PCQ\),
  2. \(\angle CQR\),

stating your reasons clearly.

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Answer:(a) \(\angle PCQ=70^\circ\) (b) \(\angle CQR=108^\circ\)

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