# Math - Trig

posted by
**Angi**
.

For the equation 4 cos theta - square root 12 = 0, where 0 < theta < (or equal to) 2 pi, determine the measure of theta.

The answers to choose from are:

A) pi/ 3, 5 pi/ 3

B) 2 pi/ 3, 4 pi/ 3

C) 5 pi/ 6, 7 pi/ 6

D) pi/ 6, 11 pi/ 6

Please explain and show work, because I don't understand how to do this question, or get answers like that.