The unit circle

1. [-11 Points] DETAILS SPRECALC7 5.1.009. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the missing coordinate of P, using the fact that P lies on the unit circle in the given quadrant. Coordinates Quadrant _ E ) P( 13 I III Need Help? _ 2. [-11 Points] DETAILS SPRECALC7 5.1.016.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The point P is on the unit circle. Find P(X, y) from the given information. The y-coordinate of P is g, and the x-coordinate is positive. P(X. y) = ( ) 3. [-l1 Points] DETAILS SPRECALC7 5.1.029. Y NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the terminal point P(x, y) on the unit circle determined by the given value of t. _ 5n P(x. y) = ( ) Need He 4. [-l1 Points] DETAILS SPRECALC7 5.1.027. MY NOTES ASK YOUR TEACHER Find the terminal point P(x, y) on the unit circle determined by the given value of t. 5. [-11 Points] DETAILS SPRECALC7 5.1.030. MY NOTES ASK YOUR TEACHER | PRACTICE ANOTHER Find the terminal point P(x, y) on the unit circle determined by the given value oft. (:41 3 Fix. y) =( ) 6. [-l4 Points] DETAILS SPRECALC7 5.1.037. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the reference number for each value oft. (a) t = is" (b) t_5_3" (c) r = 7?" (d) r: 3.4 7. [-l2 Points] DETAILS SPRECALC7 5.1.047. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Consider the following. 1911 6 (3) Find the reference number 2' for the value of t. t: E: (b) Find the terminal point determined by t.