Non-Right Angle Trig

Sin(30º)

1/2

Sin(60º)

√3/2

Cos(30º)

√3/2

Cos(60º)

1/2

Sin/Cos (45º)

√2/2

Tan(30º)

√3/3

Tan(60º)

√3

Tan(45º)

1

x, y

cosine, sine

Quadrant 1

All positive

Quadrant 2

Only Sine is positive

Quadrant 3

Only Tangent is positive

Quadrant 4

Only cosine is positive