Trigonometry Basics (VCE SSCE General Mathematics): Flashcards

Longest side opposite the right angle

Side directly across from $\theta$

Side next to $\theta$, between $\theta$ and right angle

$\frac{o}{h}$ (opposite/hypotenuse)

$\frac{a}{h}$ (adjacent/hypotenuse)

$\frac{o}{a}$ (opposite/adjacent)

Sine = Opposite/Hypotenuse

Cosine = Adjacent/Hypotenuse

Tangent = Opposite/Adjacent

DEGREE mode (DEG)