That is in quadrant III, draw it (-360/3= -120 in degrees, angle below -x axis = 60 degrees)
therefore both x and y are - and so the tangent is positive
opposite = -sqrt 3
adjacent = -1
so tan = sqrt 3
What is the value of tan(-2pi/3)?
A. 1/2
B. square 3
C. -1/sq3
D. sq3/2
1 answer