Monday

July 28, 2014

July 28, 2014

Posted by **Nicole** on Sunday, March 6, 2011 at 9:41pm.

- trig -
**Damon**, Sunday, March 6, 2011 at 9:45pm2 pi/3 radians = 360/3 = 120 degrees

180 -120 = 60

so

60 degrees above -y axis in quadrant 2

so

-1/2

**Related Questions**

Trig - If cosx = 10/19 an pi < x < 2pi, find the exact value of cos x/2 ...

trig - determine the exact value for sin[cos^-1(4/5)] if XE [0,2pi]

trig - give exact value of cos 75 degrees. give exact value sin 15 degrees. give...

Math- Trig - 1. Determine the exact value of cos^-1 (pi/2). Give number and ...

Trig hep, please? Thank you! - 1. Find the exact value of sin(195(degrees)) 2. ...

trig - Find the exact solutions of the equation in the interval [0,2pi). sin(x/2...

Trigonometry - a. Find the exact value of sin (theta - pi/6) b. Find the exact ...

Trigonometry - 4. Find the exact value for sin(x+y) if sinx=-4/5 and cos y = 15/...

Precalc with Trig - What value(s) of x from 0 to 2pi solve the following ...

Trig help - 1. What is the period of the function? y = 4 cos pi x A. 1 B. 2 C. ...