Csc240

Csc240

Input
csc(240°)
Exact result
-2/sqrt(3)
Decimal approximation
-1.15470053837925152901829756100391491129520350254025375203…
Reference triangle for angle 240°
width | cos(240 °) = -1/2 = -0.5
height | sin(240 °) = -sqrt(3)/2~~-0.866025
Alternate form
-(2 sqrt(3))/3
Continued fraction
– [1; 6, 2^_]

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