IB Geometry and Trigonometry Problem 005

The figure is not to scale.

image essential to understanding the question

The figure shows \(\bigtriangleup\,PQR\), where \(RQ = 9\,cm\), \(\angle\,PRQ = 70^\circ\) and \(\angle\,PQR = 45^\circ\).

  1. Find \(\angle\,RPQ\).
  2. Find \(PR\).
  3. Find the area of \(\bigtriangleup\,PQR\).
Published by Annie Bernatchez in «Geometry and Trigonometry». Key Words: IB, question