Radians

1

 

1

 

 

Convert to radians : 

2

Examples

3 4

 

5 6

 

Convert to degrees :-

7

Examples

8 9

10 11

 

Exact values

exact 1

exact3

2

 

Using exact values

 

casdt

Quadrant 2

180° - 30° = 150°
180° - 45° = 135°
180° - 60° = 120°
π - π/6 = 5π /6 rads
π - π/4 = 3π /4 rads
π - π/3 = 2π /3 rads

 

Quadrant 3

180° + 30° = 210°
180° + 45° = 225°
180° + 60° = 240°
π + π/6 = 7π/6 rads
π + π/4 = 5π/4 rads
π + π/3= 4π/3 rads

 

Quadrant 4

360° - 30° = 330°
360° - 45° = 315°
360 ° - 60° = 300°
2π - π/6 = 11π/6 rads
2π - π/4 = 7π/4 rads
2π - π/3= 5π/3 rads

Examples


12 12

14 15

Conversions

 

2 3

4 5

 

 

 

© Alexander Forrest