Question

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

Answer 1

y = sin(t) = sqrt(1-cos(t)^2)

Answer 2

where cos(t) = -3/5 of course :)

Answer 3

ima bet its 4/5 just to enigmatic and all

Answer 4

i think so too the 4/5 answer

Answer 5

:) the 3-4-5 triangle is a favorite