Trig Table (1)

Use this table to calculate trigonometric expressions. Results were checked on a calculator on the 02/10/2016.

It turns out that: $\frac { 1 }{ 2 } \sqrt { 2 } \approx 0.707$ $-\frac { 1 }{ 2 } \sqrt { 2 } \approx -0.707$ $\theta$ $\sin { \left( \theta \right) }$ $\cos { \left( \theta \right) }$ $\tan { \left( \theta \right) }$ $-2\pi$ $0.0$ $1$ $0.0$ $-\frac { 7 }{ 4 } \pi$ $\frac { 1 }{ 2 } \sqrt { 2 }$ $\frac { 1 }{ 2 } \sqrt { 2 }$ $1$ $-\frac { 3 }{ 2 } \pi$ $1$ $0.0$ $N.A$ $-\frac { 5 }{ 4 } \pi$ $\frac { 1 }{ 2 } \sqrt { 2 }$ $-\frac { 1 }{ 2 } \sqrt { 2 }$ $-1$ $-\pi$ $0.0$ $-1$ $0.0$ $-\frac { 3 }{ 4 } \pi$ $-\frac { 1 }{ 2 } \sqrt { 2 }$ $-\frac { 1 }{ 2 } \sqrt { 2 }$ $1$ $-\frac { 1 }{ 2 } \pi$ $-1$ $0.0$ $N.A$ $-\frac { 1 }{ 4 } \pi$ $-\frac { 1 }{ 2 } \sqrt { 2 }$ $\frac { 1 }{ 2 } \sqrt { 2 }$ $-1$ $0.0$ $0.0$ $1$ $0.0$ $\frac { 1 }{ 4 } \pi$ $\frac { 1 }{ 2 } \sqrt { 2 }$ $\frac { 1 }{ 2 } \sqrt { 2 }$ $1$ $\frac { 1 }{ 2 } \pi$ $1$ $0.0$ $N.A$ $\frac { 3 }{ 4 } \pi$ $\frac { 1 }{ 2 } \sqrt { 2 }$ $-\frac { 1 }{ 2 } \sqrt { 2 }$ $-1$ $\pi$ $0.0$ $-1$ $0.0$ $\frac { 5 }{ 4 } \pi$ $-\frac { 1 }{ 2 } \sqrt { 2 }$ $-\frac { 1 }{ 2 } \sqrt { 2 }$ $1$ $\frac { 3 }{ 2 } \pi$ $-1$ $0.0$ $N.A$ $\frac { 7 }{ 4 } \pi$ $-\frac { 1 }{ 2 } \sqrt { 2 }$ $\frac { 1 }{ 2 } \sqrt { 2 }$ $-1$ $2\pi$ $0.0$ $1$ $0.0$

See these trigonometric graphs on Desmos: 