Ratios in a right-angled triangle

Ratios in a right-angled triangle

IP 2
3 marks
TGM Original Questions

Triangle \(ABC\) is right-angled at \(B\), with \(AB=8\) cm, \(BC=6\) cm and \(AC=10\) cm.

  1. Write \(\sin A\) as a fraction in its simplest form.[1]
  2. Find \(\angle BAC\) to \(1\) decimal place.[2]

Solution:

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Answer:(a) \(\dfrac35\) (b) \(36.9^\circ\)

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