1. Trigonometry Right Angled Triangle

2. Hypotenuse [H]

3. A Opposite [O] Adjacent [A]

4. Hypotenuse [H] A Opposite [O] Adjacent [A]

5. [H] A [O] [A] Cosine Cos A = A H Sine Sin A = O H Tangent Tan A = O A SOHCAHTOA

6. [H] A [O] [A] SOHCAHTOA

7. [5] [3] [4]A SOHCAHTOA [H] [O] [A] Sin A = O H = 3 5

8. [5] A [3] [4] SOHCAHTOA [H] [O] [A] Cos A = A H = 4 5

9. [3] SOHCAHTOA [H] [5] A [4] [O] [A] Tan A = O A = 3 4

10. [13] A [12] [5] SOHCAHTOA [H] [O] [A] Sin A = O H = 12 13

11. [13] A [12] [5] SOHCAHTOA [H] [O] [A] Cos A = A H = 5 13

12. [13] A [12] [5] SOHCAHTOA [H] [O] [A] Tan A = O A = 12 5