Paper 1 · Angles

In the diagram, the lines $ABC$ and $PQR$ are parallel. The triangle $AQB$ is equilateral. Given that $Q\hat{R}B = 37°$ , calculate $A\hat{Q}R$ , in degrees.

Model answer

120

Also accepted: 120°

ZIMSEC Mathematics Paper 1, November 1999, Q402

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