Loading...
Use Pythagoras’ theorem to find the hypotenuse or a shorter side
Label opposite, adjacent and hypotenuse relative to an angle
Use the sine rule to find sides and angles
Sketch the graphs of $y = \sin x$, $y = \cos x$ and $y = \tan x$ for $0^{\circ} \le x \le 360^{\circ}$
Work through each topic to complete the section.