A Pythagorean triangle attached to a 45-degree triangle

A Pythagorean triangle attached to a 45-degree triangle

Secondary 2
TGM Original Questions

In the diagram, \(AC=5\) cm, \(BC=12\) cm, \(\angle ACB=90^\circ\), and \(\angle ADC=45^\circ\). Find

    1. \(AB\),
    2. \(DB\)
  2. determine whether \(\angle BAD=90^\circ\), showing your working.

Solution:

Solution locked

Sign in to view the step-by-step solution

Similar questions are unavailable for this question.
Answer:(a)(i) \(13\) cm; (ii) \(17\) cm; (b) No, \(\angle BAD\ne90^\circ\).

Need help? Join our JC Math tuition classes.

Learn more