2. If θ is angle between the line joining the origin and the point P(−5,5) and x- axis, find tan θ.

2

1

3. If θ is angle between the line joining the origin and the point P (−9, −40) and x- axis, find cos θ.

3

1

8. Given cos (θ) = −3 / 5 with θ in quadrant III, find tan θ.

4

1

9. Given sin (θ) = 45 / 53 with θ in quadrant III, find cos θ.

5

1

10. Given tan (θ) = 3 / 4 with θ in quadrant III, find sin θ.

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