Trigonometry - Definitions (AQA A-Level Mathematics): Quizzes

$\frac{\text{Opposite}}{\text{Hypotenuse}}$

$\frac{\text{Opposite}}{\text{Adjacent}}$

$\sec \theta$

The $y$-coordinate

$\sin^2 \theta + \cos^2 \theta = 1$

$\pi$

$\frac{\sqrt{2}}{2}$

$\sqrt{3}$

$2\sin A \cos A$

The angle whose sine is $x$