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Mathematics 16 Online
OpenStudy (anonymous):

if the point p (-3/5, y) lies on the unit circle and P is in the second quadrant, what does y equal?

OpenStudy (anonymous):

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OpenStudy (anonymous):

|dw:1338345762069:dw|

OpenStudy (anonymous):

I thinking maybe use pythogorean theorem? 1^2=(-3/5)^2+y^2 solve for y

OpenStudy (anonymous):

y=4/5

OpenStudy (anonymous):

|dw:1338346114686:dw|

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