Find the indicated trig function value (ratio) If sinθ = 4...
Transcript of Find the indicated trig function value (ratio) If sinθ = 4...
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.
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
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
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:
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