1. Pop Quiz! PUT EVERYTHING OFF YOUR DESK!

2. Homework Log Mon 2/22 Lesson 7 – 3

3. 2/22/16 Lesson 7 – 3 Special Angles 45 Quadrantal Advanced Math/Trig

4. Learning Objective

5. Isosceles Right Triangle 45 o angles w/ hypotenuse = 1 2 sides are equal 45 o 1

6. SOH – CAH – TOA Memorize!! 45 o Opp Adj Hyp reciprocals 1

7. 180 o (–1, 0) reciprocals x = –1 y = 0 r = 1 Memorize!! = 0 = –1 = 0 = undef = –1 = undef

8. Quadrantal Angles 180 o (–1, 0) 0 o, 90 o, 180 o, 270 o 90 o (0, 1) 0o0o (1, 0) 270 o (0, -1) Memorize!! 0

9. 1. Find the related angle of 237 o 237 o – 180 o = x y 237 o 180 o 270 o 57 o (+) acute

10. 2. Find the exact values of the trig functions of 135 o x y 135  Reference  for 135 o is 45 o 135 o is in QII, x is (–), y is (+) 45 o 1

11. Find the exact values of the trig functions

19. Ticket Out the Door

20. Homework #706 Pg. 407 41 – 50 all, 60, 64, 65 & Memorize 45  & Quadrantal Angle Trig Values