2. Lesson 7-4 Right Triangle Trigonometry 2 Lesson 7-4 Right Triangle Trigonometry

3. Lesson 7-4 Right Triangle Trigonometry 3

4. 4 If the Angle of Perspective is then Opp Hyp Adj then Opp Adj Hyp

5. Lesson 7-4 Right Triangle Trigonometry 5 Trigonometry Ratios If is the Angle of Perspective then …... Sin = Cos = tan = Angle of Perspective Opp Hyp Adj

6. Lesson 7-4 Right Triangle Trigonometry 6 Solving Trigonometric Equations There are only three possibilities for the placement of the variable ‘x”. Sin = Sin = 0.48 X = Sin (0.48) X = 28.6854 Sin 25 = x = (12) (0.4226) x = 5.04 cm 0.4226 = Sin 25 = 0.4226 = x = x = 28.4 cm

7. Lesson 7-4 Right Triangle Trigonometry 7

8. * Tear out page 83 in your Geometry Workbook. *Complete front and back of the page. *Staple it to page 24 in your Interactive Notebook.