Cosine Calculator

Cosine Calculator

cos



Cosine expression calculator




Inverse cosine calculator

cos-1





k = …,-2,-1,0,1,2,…

Cosine table

x

(deg)

x

(rad)

cos x
180° π -1
150° 5π/6 -√3/2
135° 3π/4 -√2/2
120° 2π/3 -1/2
90° π/2 0
60° π/3 1/2
45° π/4 2/2
30° π/6 3/2
0 1
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