Cos 240
Input |
---|
cos(240°) |
Exact result |
-1/2 |
Decimal form |
-0.5 |
Reference triangle for angle 240° |
width | cos(240 °) = -1/2 = -0.5 height | sin(240 °) = -sqrt(3)/2~~-0.866025 |
Continued fraction |
– [0; 2] |
Egyptian fraction expansion |
-1 + 1/2 |
Input |
---|
cos(240°) |
Exact result |
-1/2 |
Decimal form |
-0.5 |
Reference triangle for angle 240° |
width | cos(240 °) = -1/2 = -0.5 height | sin(240 °) = -sqrt(3)/2~~-0.866025 |
Continued fraction |
– [0; 2] |
Egyptian fraction expansion |
-1 + 1/2 |