![Page 1: Find the indicated trig function value (ratio) If sinθ = 4 ...ghsmrfrench.weebly.com/uploads/1/3/5/7/13574993/pre12-16-19.pdf · Reference Angle: the angle formed between the terminal](https://reader036.vdocuments.us/reader036/viewer/2022063010/5fc24c9031c8ff2ef64615bb/html5/thumbnails/1.jpg)
PreCalc December 16, 2019
Ex: 5 π/4Ex: 210 oEx: 120 o
Reference Angle: the angle formed between the terminal ray and the xaxis (when an angle is drawn in standard position) The reference angle is always between 0o and 90o (0 & π/2)
Find the indicated trig function value (ratio)
If sinθ = 4/5 and the terminal ray is in quad II, find tanθ.
![Page 2: Find the indicated trig function value (ratio) If sinθ = 4 ...ghsmrfrench.weebly.com/uploads/1/3/5/7/13574993/pre12-16-19.pdf · Reference Angle: the angle formed between the terminal](https://reader036.vdocuments.us/reader036/viewer/2022063010/5fc24c9031c8ff2ef64615bb/html5/thumbnails/2.jpg)
PreCalc December 16, 2019
Find the indicated trig function value (ratio)
If cosθ = 12/13 and the terminal ray is in quad III, find tanθ.
Find the smallest positive measure of θ (rounded to the nearest degree) if the indicated information is true.
sin θ = .8192 and the terminal side of θ is in quadrant II
![Page 3: Find the indicated trig function value (ratio) If sinθ = 4 ...ghsmrfrench.weebly.com/uploads/1/3/5/7/13574993/pre12-16-19.pdf · Reference Angle: the angle formed between the terminal](https://reader036.vdocuments.us/reader036/viewer/2022063010/5fc24c9031c8ff2ef64615bb/html5/thumbnails/3.jpg)
PreCalc December 16, 2019
Find the smallest positive measure of θ (rounded to the nearest degree) if the indicated information is true.
tan θ = 2.4751 and the terminal side of θ is in quadrant II
Find the smallest positive measure of θ (rounded to the nearest degree) if the indicated information is true.
cos θ = .9397 and the terminal side of θ is in quadrant IV
![Page 4: Find the indicated trig function value (ratio) If sinθ = 4 ...ghsmrfrench.weebly.com/uploads/1/3/5/7/13574993/pre12-16-19.pdf · Reference Angle: the angle formed between the terminal](https://reader036.vdocuments.us/reader036/viewer/2022063010/5fc24c9031c8ff2ef64615bb/html5/thumbnails/4.jpg)
PreCalc December 16, 2019
Find the smallest positive measure of θ (rounded to the nearest degree) if the indicated information is true.
csc θ = 1.1034 and the terminal side of θ is in quadrant III
HOMEWORK:
Page 395 #25 36, 77 90