This document contains 6 trigonometry problems: 1) Find the exact value of sin^2θ if cosθ = -1 for 180° < θ < 360°; 2) Find secθ if tanθ = -1 for 0 < θ < 90°; 3) Find the 6 trig ratios if cscθ = 2 and tanθ < 0; 4) Find θ over [0,π] if cosθ = -1/2; 5) Find θ over [0°,180°] if sinθ = √3/2 and tanθ > 0; 6) Find θ over [0°,180°] if cosθ < 0.

1. Solving Exact Values
Given cos
for 180o <
= -1, determine the exact value of sin
2
< 360o
If tan θ = - 1, given
<θ<
, find sec θ
If csc θ = 2 and tan < 0 find all 5 other trig ratios

2. ex. Find
ex. Find
over the interval [0,
] if cos = -
over the interval [0o,180o] if sin =
and tan > 0
and cos < 0