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Mathematics 9 Online
OpenStudy (anonymous):

<θ is in standard position with its terminal arm in the stated quadrant, and 0≤θ≤2<2pi. A trigonometric ratio: cosθ= -2/3 is given. How do I find the exact values of the other two trignometric ratios?

OpenStudy (anonymous):

cosθ = -2/3, quadrant III.

OpenStudy (anonymous):

okay

OpenStudy (anonymous):

|dw:1336516766341:dw| angle(gamma) is your reference angle, okay?

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