SOLUTION: The point (3,-4) is on the terminal side of 0 in standard position. Which is the sine of 0? A). -3/5? B). 3/5? C). -4/5? D). 4/5? thank you :)

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: The point (3,-4) is on the terminal side of 0 in standard position. Which is the sine of 0? A). -3/5? B). 3/5? C). -4/5? D). 4/5? thank you :)      Log On


   

Question 1035611: The point (3,-4) is on the terminal side of 0 in standard position. Which is the sine of 0?
A). -3/5?
B). 3/5?
C). -4/5?
D). 4/5?
thank you :)
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
The point (3, -4) is in QIV. Here, sin(theta) is negative. The hypotenuse is 5. If you draw it, you will see that sin(theta) = -4/5.
Choice C.