1. Objective - To use basic trigonometry to solve right triangles.z x b
Angle to Angle Relationships
Side to Side Relationships
Angle to Side Relationships

2. sohcahtoa y 5 3 x 4 Opposite Sine = Hypotenuse Adjacent Cosine =
Tangent =
Adjacent

3. sohcahtoa y 13 5 x 12

5. Use your trig table or calculator to find the given
trigonometric ratios rounded to nearest thousandth.

6. Using Trig Ratios to Solve Right Triangles
Solve for the missing side. 1) 2) 10 x y 25

7. Using Trig Ratios to Solve Right Triangles
Solve for the missing side. 15 3) 4) y x 18

8. Using Trig Ratios to Solve Right Triangles
Solve for the missing side. 5) 6) 30 14 x y

9. Use your trig table or calculator to find the missing
angle x that has the given trig ratio.

10. Using Trig Ratios to Solve Right Triangles
Solve for the missing side. 7) 8) 30 20 15 12