Question

Point P on the unit circle is given. What is the sine of the angle formed by a terminal ray that intersects the unit circle at this point?

(1 point)
Responses

−1517
negative 15 over 17

−817
negative 8 over 17

1517
15 over 17

817

Answer 1

sin θ equals the y-coordinate of the point on the unit circle. If P = (15/17, 8/17), then sin θ = 8/17.