SOLUTION: Hello, hope your doing well, how can I Find an angle between and that is coterminal with -15 pi/2

Algebra ->  Trigonometry-basics -> SOLUTION: Hello, hope your doing well, how can I Find an angle between and that is coterminal with -15 pi/2      Log On


   

Question 853083: Hello, hope your doing well, how can I Find an angle between and that is coterminal with -15 pi/2
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find an angle that is coterminal with -15 pi/2
-----
-15pi/2 = -7 1/2 pi
Note: Every 2pi you add is just once around the circle.
===========================
Ans:: -15pi/2 + 8pi = (1/2)pi
=============================
Cheers,
Stan H.