marianagrier10 marianagrier10

19-06-2020
Mathematics

contestada

If cos0 =1/3
then sin0=?

Respuesta :

SvetkaChem SvetkaChem

19-06-2020

Answer:

sin θ = +/- (2√2)/3

Step-by-step explanation:

cos θ = 1/3

cos²θ + sin²θ = 1

(1/3)² + sin²θ = 1

sin²θ = 1 - 1/9

√(sin²θ) = +/-√(8/9)

sin θ = +/- (2√2)/3

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