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Find the measures of each side of the given triangles.




              30o                           45o
Find the exact value of each of the following.



                               P (x,y)
                                 ...
P (x,y)            0
                        sin 90  =
                        cos 900 =
    900                 tan 900 =...
(in degrees)
Example:  Find the exact values of the cosine and sine of each angle.


  1)                                    2)
Examples:  Sketch each angle.  Then find its reference angle.

           0                                            0
1...
Attachments



     Terminal­Initial Sides of Rotations.gsp
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Day 9-3 Notes

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Day 9-3 Notes

  1. 1. Find the measures of each side of the given triangles. 30o 45o
  2. 2. Find the exact value of each of the following. P (x,y) sin 300 = 300 cos 300 = 0 O D (1,0) tan 30  = P (x,y) sin 600 = 600 cos 600 = O D (1,0) tan 600 = P (x,y) sin 450 = 450 cos 450 = O D (1,0) tan 450 =
  3. 3. P (x,y) 0 sin 90  = cos 900 = 900 tan 900 = O D (1,0) 0 sin 0  = cos 00 = 00 P (x,y) tan 00 = O D (1,0)
  4. 4. (in degrees)
  5. 5. Example:  Find the exact values of the cosine and sine of each angle. 1) 2)
  6. 6. Examples:  Sketch each angle.  Then find its reference angle. 0 0 1.  300 2. 195  
  7. 7. Attachments Terminal­Initial Sides of Rotations.gsp

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