Find the value of theta satisfying both the equations:

sin theta = -1/2

tan theta= 1/V3

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- Jan 13th 2010, 08:59 AMmatsci0000Trigonometric Equation
Find the value of theta satisfying both the equations:

sin theta = -1/2

tan theta= 1/V3 - Jan 13th 2010, 09:03 AMskeeter
$\displaystyle \theta$ is in quadrant III ... (why?)

now look at the unit circle (with which you should already be familiar) and answer the question.

http://galileo.math.siu.edu/~msulliv...unitcircle.gif