Trigonometry

Front 1

30° in radical form

Back 1

π/6

Front 2

45° in radical form

Back 2

π/4

Front 3

60° in radical form

Back 3

π/3

Front 4

90° in radical form

Back 4

π/2

Front 5

120° in radical form

Back 5

2π/3

Front 6

135° in radical form

Back 6

3π/4

Front 7

150° in radical form

Back 7

5π/6

Front 8

180° in radical form

Back 8

π

Front 9

210° in radical form

Back 9

7π/6

Front 10

225° in radical form

Back 10

5π/4

Front 11

240° in radical form

Back 11

4π/3

Front 12

270° in radical form

Back 12

3π/2

Front 13

300° in radical form

Back 13

5π/3

Front 14

315° in radical form

Back 14

7π/4

Front 15

330° in radical form

Back 15

11π/6

Front 16

360° in radical form

Back 16

2π

Front 17

45-45-90 Triangle

Back 17

Front 18

30-60-90 Triangle

Back 18

Front 19

Sin

Back 19

Opposite / Hypotenuse

Front 20

Cos

Back 20

Adjacent / Hypotenuse

Front 21

Tan

Back 21

Opposite / Adjacent