SOLUTION: Find the rectangular coordinate of the point P on the unit circle that corresponds to t = - pi/2 a. (-1,0) b. (0.-1) c. (0,1) d. (1,0)

Algebra ->  Circles -> SOLUTION: Find the rectangular coordinate of the point P on the unit circle that corresponds to t = - pi/2 a. (-1,0) b. (0.-1) c. (0,1) d. (1,0)      Log On


   



Question 91484: Find the rectangular coordinate of the point P on the unit circle that corresponds to
t = - pi/2
a. (-1,0)
b. (0.-1)
c. (0,1)
d. (1,0)

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
-pi/2 is -90 degrees.
The point is one down from (0,0) on the y-axis.
Its coordinates are (0,-1)
==========
Cheers,
Stan H.