# `t = (2pi)/3` Evaluate if possible the six trigonometric functions at the read number

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Student Comments

kspcr111 | Student

`sin(t) = sin(2pi/3) = sqrt(3)/2 =0.8660`

`cos(t) = cos(2pi/3) = -1/2 = -0.5`

`tan(t) =tan(2pi/3) = -sqrt(3) = -1.7320`

`csc(t)= csc(2pi/3) =2/sqrt(3) = 1.1547`

`sec(t)=sec(2pi/3) = -2`

`cot(t)= cot(2pi/3) = -1/sqrt(3) = - 0.5773`