Trig

posted by .

Are 120 and -240 coterminal?

  • Trig -

    Coterminal A = A + k*360

    To find a positive coterminal angle
    A = -240
    Coterminal A = -240 + 360
    Coterminal A = 120

    To find a negative coterminal angle
    A = -240
    Coterminal A = -240 - 360
    Coterminal A = -600

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Coterminal Angles

    I need help with this.. it's for my midterm review. My midterm is next week. I would appreciate the help. Determine two coterminal angles (one positive and one negative) for each angle. The answer must be in degrees. a) 36 degrees …
  2. Trig problem

    What is a coterminal angle with 170 degrees?
  3. Trig

    Special Angles And their Measures Fill out the Table Below: in degrees Sin Cos Tan 0 30 45 60 90 120 135 150 180 210 225 240 270 300 315 330
  4. trig

    Determine a pair of coterminal angles in radian measure to the angle pi over 2
  5. Math/Trig

    Which of the following is coterminal with ?
  6. trig

    find an angle between 0 and & 2 pi that is coterminal with - 11 over 24 pi
  7. trig

    Are 22pi/5 and 100 degrees coterminal? explain.
  8. trig

    Use De Moivre's theorem to simplify the expression. Write the answer in a + bi form. [2(cos 240° + i sin 240°)]^5
  9. Trig

    Solve the equation for the given domain. 4cos^2 θ = 1 for 0 to 360 degrees. I get 60, 120, 240, and 300. Are these correct?
  10. Math

    Evaluate the expression. P(9,4) A.1512 B.240 c.3024 D.15,120 (9) (4) the 4 is underneath the 9 in the parathesis with it A. 15,120 B.126 C.1512 D.240

More Similar Questions