trig

posted by .

I have no idea how to solve this problem.

<A is in standard position on a unit circle. Point P (-1/2, -√3/2) is the point of intersection of its terminal side with the unit circle. Find the measure of <A in radians.

  • trig -

    Since the angle in in QIII, use the cos=- 1/2 and sin= -sqrt3/2 and the inverse tan function on your calculator since tan is the y/x and is equal to -sqrt3. angle is 60

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    There is a square whose vertices lie on a unit circle. Point P lies on the terminal arm of an angle in standard position, P(0.3420, 0.9397) how do you find the degrees of P?
  2. trig

    Point P is located at the intersection of a circle with a radius of r and the terminal side of an angle q. Find the coordinates of p to the nearest hundreth. q = -60° , r = 7
  3. Trig

    Solve: 3tan^2x-1=0. I got +/- (the sq. root of 3)/3 which is correct according to my study guide. However, I don't know how to use the unit circle to find this. The copy of the unit circle which I have does not have tangent values …
  4. trig

    If point G(a,b) lies on the terminal side of angle theta in standard position, what is the value of sin(theta) if point G also lies on the unit circle?
  5. trig

    Let  be an angle in standard position and the point (a, b) be the point of intersection of the terminal side of  with the unit circle. State the unit circle definitions of the six trigonometric functions. cos = sec = sin = csc …
  6. Trigonometry

    Point P is located at the intersection of the unit circle and the terminal side of angle theta in standard position. Find the coordinates of P to the nearest thousandth.
  7. math

    the point P(1/2, root 3/2) lies on the unit circle. a) sketch the unit circle showing the point P and the standard position angle theta drawn to the terminal arm containing point P. b) determine the exact values of the six trigonometric …
  8. Alebra 2

    At what point does the terminal side of the angle (5\pi )/(6) in standard position intersect the unit circle?
  9. Trigonometry

    Point P is located at the intersection of the unit circle and the terminal side of angle theta in standard position. Find the coordinates of P to the nearest thousandth. theta = -105degrees Please explain the steps. I'm completely …
  10. trig

    Suppose that θ is an angle in standard position whose terminal side intersects the unit circle at , −15/17,−8/17

More Similar Questions